34507472 has 20 divisors (see below), whose sum is σ = 67510560. Its totient is φ = 17085408.

The previous prime is 34507471. The next prime is 34507511. The reversal of 34507472 is 27470543.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34507471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8822 + ... + 12117.

It is an arithmetic number, because the mean of its divisors is an integer number (3375528).

Almost surely, 2^34507472 is an apocalyptic number.

It is an amenable number.

34507472 is a deficient number, since it is larger than the sum of its proper divisors (33003088).

34507472 is a wasteful number, since it uses less digits than its factorization.

34507472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21050 (or 21044 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 34507472 is about 5874.3060866795. The cubic root of 34507472 is about 325.5650037747.

The spelling of 34507472 in words is "thirty-four million, five hundred seven thousand, four hundred seventy-two".