742691404 has 24 divisors (see below), whose sum is σ = 1599643808. Its totient is φ = 293811840.

The previous prime is 742691381. The next prime is 742691423. The reversal of 742691404 is 404196247.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1019817 + ... + 1020544.

Almost surely, 2^742691404 is an apocalyptic number.

It is an amenable number.

742691404 is an abundant number, since it is smaller than the sum of its proper divisors (856952404).

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

742691404 is a wasteful number, since it uses less digits than its factorization.

742691404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040385 (or 2040383 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 742691404 is about 27252.3651083718. The cubic root of 742691404 is about 905.5994132435.

The spelling of 742691404 in words is "seven hundred forty-two million, six hundred ninety-one thousand, four hundred four".