1542340304 has 20 divisors (see below), whose sum is σ = 2989739076. Its totient is φ = 770794752.

The previous prime is 1542340291. The next prime is 1542340361. The reversal of 1542340304 is 4030432451.

It can be written as a sum of positive squares in 2 ways, for example, as 521665600 + 1020674704 = 22840^2 + 31948^2 .

It is a super-2 number, since 2×1542340304² = 4757627226685624832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12062 + ... + 56834.

Almost surely, 2^1542340304 is an apocalyptic number.

It is an amenable number.

1542340304 is a deficient number, since it is larger than the sum of its proper divisors (1447398772).

1542340304 is a wasteful number, since it uses less digits than its factorization.

1542340304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46934 (or 46928 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1542340304 is about 39272.6406547866. The cubic root of 1542340304 is about 1155.3850290826.

Adding to 1542340304 its reverse (4030432451), we get a palindrome (5572772755).

The spelling of 1542340304 in words is "one billion, five hundred forty-two million, three hundred forty thousand, three hundred four".