34772321 has 8 divisors (see below), whose sum is σ = 35380800. Its totient is φ = 34167280.

The previous prime is 34772317. The next prime is 34772323. The reversal of 34772321 is 12327743.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34772321 - 2² = 34772317 is a prime.

It is a super-2 number, since 2×34772321² = 2418228615454082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34772323) 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, 26990 + ... + 28248.

It is an arithmetic number, because the mean of its divisors is an integer number (4422600).

Almost surely, 2^34772321 is an apocalyptic number.

It is an amenable number.

34772321 is a deficient number, since it is larger than the sum of its proper divisors (608479).

34772321 is a wasteful number, since it uses less digits than its factorization.

34772321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1719.

The product of its digits is 7056, while the sum is 29.

The square root of 34772321 is about 5896.8059998613. The cubic root of 34772321 is about 326.3957987623.

The spelling of 34772321 in words is "thirty-four million, seven hundred seventy-two thousand, three hundred twenty-one".