64154224 has 10 divisors (see below), whose sum is σ = 124298840. Its totient is φ = 32077104.

The previous prime is 64154191. The next prime is 64154231. The reversal of 64154224 is 42245146.

It is a junction number, because it is equal to n+sod(n) for n = 64154192 and 64154201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2004804 + ... + 2004835.

It is an arithmetic number, because the mean of its divisors is an integer number (12429884).

Almost surely, 2^64154224 is an apocalyptic number.

It is an amenable number.

64154224 is a deficient number, since it is larger than the sum of its proper divisors (60144616).

64154224 is a wasteful number, since it uses less digits than its factorization.

64154224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4009647 (or 4009641 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 64154224 is about 8009.6332000910. The cubic root of 64154224 is about 400.3210422607.

The spelling of 64154224 in words is "sixty-four million, one hundred fifty-four thousand, two hundred twenty-four".