34978023 has 12 divisors (see below), whose sum is σ = 51216880. Its totient is φ = 22998816.

The previous prime is 34978019. The next prime is 34978057. The reversal of 34978023 is 32087943.

It is not a de Polignac number, because 34978023 - 2² = 34978019 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 (34978123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25963 + ... + 27276.

Almost surely, 2^34978023 is an apocalyptic number.

34978023 is a deficient number, since it is larger than the sum of its proper divisors (16238857).

34978023 is a wasteful number, since it uses less digits than its factorization.

34978023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53318 (or 53315 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 34978023 is about 5914.2220959311. Note that the first 3 decimals coincide. The cubic root of 34978023 is about 327.0381517083.

The spelling of 34978023 in words is "thirty-four million, nine hundred seventy-eight thousand, twenty-three".