64477614 has 16 divisors (see below), whose sum is σ = 133402320. Its totient is φ = 20751360.

The previous prime is 64477607. The next prime is 64477631. The reversal of 64477614 is 41677446.

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 7 ways as a sum of consecutive naturals, for example, 185107 + ... + 185454.

It is an arithmetic number, because the mean of its divisors is an integer number (8337645).

Almost surely, 2^64477614 is an apocalyptic number.

64477614 is an abundant number, since it is smaller than the sum of its proper divisors (68924706).

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

64477614 is a wasteful number, since it uses less digits than its factorization.

64477614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370595.

The product of its digits is 112896, while the sum is 39.

The square root of 64477614 is about 8029.7953896721. The cubic root of 64477614 is about 400.9925641704.

The spelling of 64477614 in words is "sixty-four million, four hundred seventy-seven thousand, six hundred fourteen".