345700457 has 16 divisors (see below), whose sum is σ = 371526912. Its totient is φ = 320524800.

The previous prime is 345700451. The next prime is 345700471. The reversal of 345700457 is 754007543.

It is not a de Polignac number, because 345700457 - 2⁴ = 345700441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345700451) 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, 351188 + ... + 352170.

It is an arithmetic number, because the mean of its divisors is an integer number (23220432).

Almost surely, 2^345700457 is an apocalyptic number.

It is an amenable number.

345700457 is a deficient number, since it is larger than the sum of its proper divisors (25826455).

345700457 is a wasteful number, since it uses less digits than its factorization.

345700457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288.

The product of its (nonzero) digits is 58800, while the sum is 35.

The square root of 345700457 is about 18593.0217285948. The cubic root of 345700457 is about 701.8322455030.

The spelling of 345700457 in words is "three hundred forty-five million, seven hundred thousand, four hundred fifty-seven".