3215634330 has 32 divisors (see below), whose sum is σ = 7751536704. Its totient is φ = 853723136.

The previous prime is 3215634287. The next prime is 3215634361. The reversal of 3215634330 is 334365123.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229287 + ... + 242906.

It is an arithmetic number, because the mean of its divisors is an integer number (242235522).

Almost surely, 2^3215634330 is an apocalyptic number.

3215634330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3215634330 is an abundant number, since it is smaller than the sum of its proper divisors (4535902374).

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

3215634330 is a wasteful number, since it uses less digits than its factorization.

3215634330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472430.

The product of its (nonzero) digits is 19440, while the sum is 30.

The square root of 3215634330 is about 56706.5633767380. The cubic root of 3215634330 is about 1476.0085918008.

Adding to 3215634330 its reverse (334365123), we get a palindrome (3549999453).

The spelling of 3215634330 in words is "three billion, two hundred fifteen million, six hundred thirty-four thousand, three hundred thirty".