34640451 has 6 divisors (see below), whose sum is σ = 50036220. Its totient is φ = 23093628.

The previous prime is 34640447. The next prime is 34640467. The reversal of 34640451 is 15404643.

It is not a de Polignac number, because 34640451 - 2² = 34640447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34648451) 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, 1924461 + ... + 1924478.

It is an arithmetic number, because the mean of its divisors is an integer number (8339370).

Almost surely, 2^34640451 is an apocalyptic number.

34640451 is a deficient number, since it is larger than the sum of its proper divisors (15395769).

34640451 is a wasteful number, since it uses less digits than its factorization.

34640451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3848945 (or 3848942 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 34640451 is about 5885.6139017098. The cubic root of 34640451 is about 325.9826699860.

The spelling of 34640451 in words is "thirty-four million, six hundred forty thousand, four hundred fifty-one".