742550402 has 32 divisors (see below), whose sum is σ = 1248882624. Its totient is φ = 328204800.

The previous prime is 742550387. The next prime is 742550441. The reversal of 742550402 is 204055247.

It is a happy number.

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, 226358 + ... + 229614.

It is an arithmetic number, because the mean of its divisors is an integer number (39027582).

Almost surely, 2^742550402 is an apocalyptic number.

742550402 is a deficient number, since it is larger than the sum of its proper divisors (506332222).

742550402 is a wasteful number, since it uses less digits than its factorization.

742550402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3554.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 742550402 is about 27249.7780174445. The cubic root of 742550402 is about 905.5420994389.

The spelling of 742550402 in words is "seven hundred forty-two million, five hundred fifty thousand, four hundred two".