34723457 has 4 divisors (see below), whose sum is σ = 35292756. Its totient is φ = 34154160.

The previous prime is 34723391. The next prime is 34723477. The reversal of 34723457 is 75432743.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3094081 + 31629376 = 1759^2 + 5624^2 .

It is a cyclic number.

It is not a de Polignac number, because 34723457 - 2⁸ = 34723201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34723477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284558 + ... + 284679.

It is an arithmetic number, because the mean of its divisors is an integer number (8823189).

Almost surely, 2^34723457 is an apocalyptic number.

It is an amenable number.

34723457 is a deficient number, since it is larger than the sum of its proper divisors (569299).

34723457 is an equidigital number, since it uses as much as digits as its factorization.

34723457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569298.

The product of its digits is 70560, while the sum is 35.

The square root of 34723457 is about 5892.6612833252. The cubic root of 34723457 is about 326.2428372448.

The spelling of 34723457 in words is "thirty-four million, seven hundred twenty-three thousand, four hundred fifty-seven".