64948494 has 16 divisors (see below), whose sum is σ = 139889232. Its totient is φ = 19984128.

The previous prime is 64948463. The next prime is 64948511. The reversal of 64948494 is 49484946.

It is a happy number.

It is a Curzon 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, 416259 + ... + 416414.

It is an arithmetic number, because the mean of its divisors is an integer number (8743077).

Almost surely, 2^64948494 is an apocalyptic number.

64948494 is an abundant number, since it is smaller than the sum of its proper divisors (74940738).

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

64948494 is a wasteful number, since it uses less digits than its factorization.

64948494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832691.

The product of its digits is 995328, while the sum is 48.

The square root of 64948494 is about 8059.0628487436. The cubic root of 64948494 is about 401.9663470257.

The spelling of 64948494 in words is "sixty-four million, nine hundred forty-eight thousand, four hundred ninety-four".