34397400 has 48 divisors (see below), whose sum is σ = 106633800. Its totient is φ = 9172480.

The previous prime is 34397399. The next prime is 34397423. The reversal of 34397400 is 479343.

It is a super-2 number, since 2×34397400² = 2366362253520000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 28065 + ... + 29264.

Almost surely, 2^34397400 is an apocalyptic number.

34397400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34397400 is an abundant number, since it is smaller than the sum of its proper divisors (72236400).

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

34397400 is a wasteful number, since it uses less digits than its factorization.

34397400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57348 (or 57339 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 34397400 is about 5864.9296670975. The cubic root of 34397400 is about 325.2184724343.

The spelling of 34397400 in words is "thirty-four million, three hundred ninety-seven thousand, four hundred".