34661312 has 28 divisors (see below), whose sum is σ = 78607920. Its totient is φ = 14854656.

The previous prime is 34661309. The next prime is 34661321. The reversal of 34661312 is 21316643.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×34661312² = 2402813099122688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38237 + ... + 39132.

Almost surely, 2^34661312 is an apocalyptic number.

34661312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

34661312 is an abundant number, since it is smaller than the sum of its proper divisors (43946608).

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

34661312 is an equidigital number, since it uses as much as digits as its factorization.

34661312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77388 (or 77378 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

The square root of 34661312 is about 5887.3858375343. The cubic root of 34661312 is about 326.0480940750.

Adding to 34661312 its reverse (21316643), we get a palindrome (55977955).

The spelling of 34661312 in words is "thirty-four million, six hundred sixty-one thousand, three hundred twelve".