34403313 has 16 divisors (see below), whose sum is σ = 53314560. Its totient is φ = 19325136.

The previous prime is 34403287. The next prime is 34403323. The reversal of 34403313 is 31330443.

It is not a de Polignac number, because 34403313 - 2⁶ = 34403249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 34403313.

It is not an unprimeable number, because it can be changed into a prime (34403323) 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, 12645 + ... + 15122.

It is an arithmetic number, because the mean of its divisors is an integer number (3332160).

Almost surely, 2^34403313 is an apocalyptic number.

It is an amenable number.

34403313 is a deficient number, since it is larger than the sum of its proper divisors (18911247).

34403313 is a wasteful number, since it uses less digits than its factorization.

34403313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27836.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 34403313 is about 5865.4337435521. The cubic root of 34403313 is about 325.2371066591.

Adding to 34403313 its reverse (31330443), we get a palindrome (65733756).

It can be divided in two parts, 34403 and 313, that added together give a triangular number (34716 = T₂₆₃).

The spelling of 34403313 in words is "thirty-four million, four hundred three thousand, three hundred thirteen".