342090747 has 6 divisors (see below), whose sum is σ = 494131092. Its totient is φ = 228060492.

The previous prime is 342090743. The next prime is 342090787. The reversal of 342090747 is 747090243.

It is not a de Polignac number, because 342090747 - 2² = 342090743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342090743) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19005033 + ... + 19005050.

It is an arithmetic number, because the mean of its divisors is an integer number (82355182).

Almost surely, 2^342090747 is an apocalyptic number.

342090747 is a deficient number, since it is larger than the sum of its proper divisors (152040345).

342090747 is a wasteful number, since it uses less digits than its factorization.

342090747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38010089 (or 38010086 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 342090747 is about 18495.6953640570. The cubic root of 342090747 is about 699.3809131792.

The spelling of 342090747 in words is "three hundred forty-two million, ninety thousand, seven hundred forty-seven".