64254950 has 12 divisors (see below), whose sum is σ = 119514300. Its totient is φ = 25701960.

The previous prime is 64254889. The next prime is 64254959. The reversal of 64254950 is 5945246.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 64254950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64254959) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 642500 + ... + 642599.

It is an arithmetic number, because the mean of its divisors is an integer number (9959525).

Almost surely, 2^64254950 is an apocalyptic number.

64254950 is a deficient number, since it is larger than the sum of its proper divisors (55259350).

64254950 is a wasteful number, since it uses less digits than its factorization.

64254950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285111 (or 1285106 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 64254950 is about 8015.9185375102. The cubic root of 64254950 is about 400.5304421003.

The spelling of 64254950 in words is "sixty-four million, two hundred fifty-four thousand, nine hundred fifty".