34073440 has 48 divisors (see below), whose sum is σ = 85240512. Its totient is φ = 12826624.

The previous prime is 34073399. The next prime is 34073443. The reversal of 34073440 is 4437043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34073443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3544 + ... + 8983.

It is an arithmetic number, because the mean of its divisors is an integer number (1775844).

Almost surely, 2^34073440 is an apocalyptic number.

It is an amenable number.

34073440 is an abundant number, since it is smaller than the sum of its proper divisors (51167072).

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

34073440 is a wasteful number, since it uses less digits than its factorization.

34073440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12559 (or 12551 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 34073440 is about 5837.2459259483. The cubic root of 34073440 is about 324.1942644372.

The spelling of 34073440 in words is "thirty-four million, seventy-three thousand, four hundred forty".