2546442 has 24 divisors (see below), whose sum is σ = 5553444. Its totient is φ = 843264.

The previous prime is 2546429. The next prime is 2546443. The reversal of 2546442 is 2446452.

2546442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2461761 + 84681 = 1569^2 + 291^2 .

It is not an unprimeable number, because it can be changed into a prime (2546443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3108 + ... + 3840.

2^2546442 is an apocalyptic number.

2546442 is an abundant number, since it is smaller than the sum of its proper divisors (3007002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2546442 is a wasteful number, since it uses less digits than its factorization.

2546442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934 (or 931 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 2546442 is about 1595.7575003740. The cubic root of 2546442 is about 136.5561496645.

The spelling of 2546442 in words is "two million, five hundred forty-six thousand, four hundred forty-two".