34723257 has 12 divisors (see below), whose sum is σ = 46794384. Its totient is φ = 22903080.

The previous prime is 34723243. The next prime is 34723259. The reversal of 34723257 is 75232743.

34723257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 34723257 - 2¹⁴ = 34706873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34723259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31282 + ... + 32372.

It is an arithmetic number, because the mean of its divisors is an integer number (3899532).

Almost surely, 2^34723257 is an apocalyptic number.

It is an amenable number.

34723257 is a deficient number, since it is larger than the sum of its proper divisors (12071127).

34723257 is a wasteful number, since it uses less digits than its factorization.

34723257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300 (or 1197 counting only the distinct ones).

The product of its digits is 35280, while the sum is 33.

The square root of 34723257 is about 5892.6443130398. The cubic root of 34723257 is about 326.2422108796.

It can be divided in two parts, 34723 and 257, that added together give a triangular number (34980 = T₂₆₄).

The spelling of 34723257 in words is "thirty-four million, seven hundred twenty-three thousand, two hundred fifty-seven".