3641231252 has 12 divisors (see below), whose sum is σ = 6373297056. Its totient is φ = 1820289240.

The previous prime is 3641231249. The next prime is 3641231267. The reversal of 3641231252 is 2521321463.

It is a happy number.

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, 55574 + ... + 101837.

It is an arithmetic number, because the mean of its divisors is an integer number (531108088).

Almost surely, 2^3641231252 is an apocalyptic number.

It is an amenable number.

3641231252 is a deficient number, since it is larger than the sum of its proper divisors (2732065804).

3641231252 is a wasteful number, since it uses less digits than its factorization.

3641231252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163198 (or 163196 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 3641231252 is about 60342.6155548465. The cubic root of 3641231252 is about 1538.4477601743.

The spelling of 3641231252 in words is "three billion, six hundred forty-one million, two hundred thirty-one thousand, two hundred fifty-two".