63641374 has 16 divisors (see below), whose sum is σ = 101382480. Its totient is φ = 29877120.

The previous prime is 63641371. The next prime is 63641381. The reversal of 63641374 is 47314636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63641371) 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, 3117 + ... + 11704.

It is an arithmetic number, because the mean of its divisors is an integer number (6336405).

Almost surely, 2^63641374 is an apocalyptic number.

63641374 is a deficient number, since it is larger than the sum of its proper divisors (37741106).

63641374 is a wasteful number, since it uses less digits than its factorization.

63641374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14955.

The product of its digits is 36288, while the sum is 34.

The square root of 63641374 is about 7977.5543871540. The cubic root of 63641374 is about 399.2514626032.

The spelling of 63641374 in words is "sixty-three million, six hundred forty-one thousand, three hundred seventy-four".