342907917 has 16 divisors (see below), whose sum is σ = 500774400. Its totient is φ = 206990000.

The previous prime is 342907907. The next prime is 342907927. The reversal of 342907917 is 719709243.

It is an interprime number because it is at equal distance from previous prime (342907907) and next prime (342907927).

It is a cyclic number.

It is not a de Polignac number, because 342907917 - 2⁸ = 342907661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342907907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12417 + ... + 28982.

It is an arithmetic number, because the mean of its divisors is an integer number (31298400).

Almost surely, 2^342907917 is an apocalyptic number.

It is an amenable number.

342907917 is a deficient number, since it is larger than the sum of its proper divisors (157866483).

342907917 is a wasteful number, since it uses less digits than its factorization.

342907917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41664.

The product of its (nonzero) digits is 95256, while the sum is 42.

The square root of 342907917 is about 18517.7730032528. The cubic root of 342907917 is about 699.9373528969.

The spelling of 342907917 in words is "three hundred forty-two million, nine hundred seven thousand, nine hundred seventeen".