3642562426 has 16 divisors (see below), whose sum is σ = 5926352040. Its totient is φ = 1672337920.

The previous prime is 3642562423. The next prime is 3642562453. The reversal of 3642562426 is 6242652463.

It can be written as a sum of positive squares in 4 ways, for example, as 2807410225 + 835152201 = 52985^2 + 28899^2 .

It is a super-2 number, since 2×3642562426² = 26536522054614010952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3642562423) 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, 1305121 + ... + 1307908.

Almost surely, 2^3642562426 is an apocalyptic number.

3642562426 is a deficient number, since it is larger than the sum of its proper divisors (2283789614).

3642562426 is a wasteful number, since it uses less digits than its factorization.

3642562426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2613089.

The product of its digits is 414720, while the sum is 40.

The square root of 3642562426 is about 60353.6446786770. The cubic root of 3642562426 is about 1538.6352143625.

The spelling of 3642562426 in words is "three billion, six hundred forty-two million, five hundred sixty-two thousand, four hundred twenty-six".