532046421 has 32 divisors (see below), whose sum is σ = 812470400. Its totient is φ = 343854720.

The previous prime is 532046401. The next prime is 532046429. The reversal of 532046421 is 124640235.

It is not a de Polignac number, because 532046421 - 2⁶ = 532046357 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532046429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 329865 + ... + 331473.

It is an arithmetic number, because the mean of its divisors is an integer number (25389700).

Almost surely, 2^532046421 is an apocalyptic number.

It is an amenable number.

532046421 is a deficient number, since it is larger than the sum of its proper divisors (280423979).

532046421 is a wasteful number, since it uses less digits than its factorization.

532046421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1986 (or 1980 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 532046421 is about 23066.1314701881. The cubic root of 532046421 is about 810.3074690065.

Adding to 532046421 its reverse (124640235), we get a palindrome (656686656).

The spelling of 532046421 in words is "five hundred thirty-two million, forty-six thousand, four hundred twenty-one".