34640477 has 6 divisors (see below), whose sum is σ = 36559998. Its totient is φ = 32816952.

The previous prime is 34640467. The next prime is 34640479. The reversal of 34640477 is 77404643.

It can be written as a sum of positive squares in only one way, i.e., 29528356 + 5112121 = 5434^2 + 2261^2 .

It is not a de Polignac number, because 34640477 - 2¹⁰ = 34639453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34640479) 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, 47618 + ... + 48339.

It is an arithmetic number, because the mean of its divisors is an integer number (6093333).

Almost surely, 2^34640477 is an apocalyptic number.

It is an amenable number.

34640477 is a deficient number, since it is larger than the sum of its proper divisors (1919521).

34640477 is an equidigital number, since it uses as much as digits as its factorization.

34640477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95995 (or 95976 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 35.

The square root of 34640477 is about 5885.6161104850. The cubic root of 34640477 is about 325.9827515433.

The spelling of 34640477 in words is "thirty-four million, six hundred forty thousand, four hundred seventy-seven".