1542464404 has 12 divisors (see below), whose sum is σ = 2906952244. Its totient is φ = 711906624.

The previous prime is 1542464381. The next prime is 1542464437. The reversal of 1542464404 is 4044642451.

It can be written as a sum of positive squares in 2 ways, for example, as 368716804 + 1173747600 = 19202^2 + 34260^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1542464404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14831337 + ... + 14831440.

Almost surely, 2^1542464404 is an apocalyptic number.

It is an amenable number.

1542464404 is a deficient number, since it is larger than the sum of its proper divisors (1364487840).

1542464404 is a wasteful number, since it uses less digits than its factorization.

1542464404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29662794 (or 29662792 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

The square root of 1542464404 is about 39274.2206033423. The cubic root of 1542464404 is about 1155.4160165018.

The spelling of 1542464404 in words is "one billion, five hundred forty-two million, four hundred sixty-four thousand, four hundred four".