306504042 has 32 divisors (see below), whose sum is σ = 668532480. Its totient is φ = 93113280.

The previous prime is 306504031. The next prime is 306504053. The reversal of 306504042 is 240405603.

It is an interprime number because it is at equal distance from previous prime (306504031) and next prime (306504053).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18709 + ... + 31032.

It is an arithmetic number, because the mean of its divisors is an integer number (20891640).

Almost surely, 2^306504042 is an apocalyptic number.

306504042 is an abundant number, since it is smaller than the sum of its proper divisors (362028438).

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

306504042 is a wasteful number, since it uses less digits than its factorization.

306504042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49838.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 306504042 is about 17507.2568382371. The cubic root of 306504042 is about 674.2362038166.

Adding to 306504042 its reverse (240405603), we get a palindrome (546909645).

The spelling of 306504042 in words is "three hundred six million, five hundred four thousand, forty-two".