64499294 has 8 divisors (see below), whose sum is σ = 96790680. Its totient is φ = 32235736.

The previous prime is 64499257. The next prime is 64499297. The reversal of 64499294 is 49299446.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64499297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392 + ... + 11364.

It is an arithmetic number, because the mean of its divisors is an integer number (12098835).

Almost surely, 2^64499294 is an apocalyptic number.

64499294 is a deficient number, since it is larger than the sum of its proper divisors (32291386).

64499294 is a wasteful number, since it uses less digits than its factorization.

64499294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13914.

The product of its digits is 559872, while the sum is 47.

The square root of 64499294 is about 8031.1452483441. The cubic root of 64499294 is about 401.0375024782.

The spelling of 64499294 in words is "sixty-four million, four hundred ninety-nine thousand, two hundred ninety-four".