34423956 has 36 divisors (see below), whose sum is σ = 99447712. Its totient is φ = 9835344.

The previous prime is 34423943. The next prime is 34423973. The reversal of 34423956 is 65932443.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 34423956.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68050 + ... + 68553.

Almost surely, 2^34423956 is an apocalyptic number.

34423956 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

34423956 is an abundant number, since it is smaller than the sum of its proper divisors (65023756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34423956 is a wasteful number, since it uses less digits than its factorization.

34423956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136620 (or 136615 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 34423956 is about 5867.1931960691. The cubic root of 34423956 is about 325.3021442636.

The spelling of 34423956 in words is "thirty-four million, four hundred twenty-three thousand, nine hundred fifty-six".