52321654 has 16 divisors (see below), whose sum is σ = 97848576. Its totient is φ = 20385000.

The previous prime is 52321639. The next prime is 52321657. The reversal of 52321654 is 45612325.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52321657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169722 + ... + 170029.

It is an arithmetic number, because the mean of its divisors is an integer number (6115536).

Almost surely, 2^52321654 is an apocalyptic number.

52321654 is a deficient number, since it is larger than the sum of its proper divisors (45526922).

52321654 is a wasteful number, since it uses less digits than its factorization.

52321654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339771.

The product of its digits is 7200, while the sum is 28.

The square root of 52321654 is about 7233.3708601177. The cubic root of 52321654 is about 374.0191350176.

Adding to 52321654 its reverse (45612325), we get a palindrome (97933979).

It can be divided in two parts, 52321 and 654, that added together give a triangular number (52975 = T₃₂₅).

The spelling of 52321654 in words is "fifty-two million, three hundred twenty-one thousand, six hundred fifty-four".