64049356 has 12 divisors (see below), whose sum is σ = 128098768. Its totient is φ = 27449712.

The previous prime is 64049341. The next prime is 64049389. The reversal of 64049356 is 65394046.

It is a happy number.

64049356 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1143711 + ... + 1143766.

Almost surely, 2^64049356 is an apocalyptic number.

It is an amenable number.

64049356 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

64049356 is a wasteful number, since it uses less digits than its factorization.

64049356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287488 (or 2287486 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 64049356 is about 8003.0841554991. The cubic root of 64049356 is about 400.1027985789.

The spelling of 64049356 in words is "sixty-four million, forty-nine thousand, three hundred fifty-six".