664602414 has 32 divisors (see below), whose sum is σ = 1537401600. Its totient is φ = 187597632.

The previous prime is 664602409. The next prime is 664602493. The reversal of 664602414 is 414206466.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91839 + ... + 98810.

It is an arithmetic number, because the mean of its divisors is an integer number (48043800).

Almost surely, 2^664602414 is an apocalyptic number.

664602414 is an abundant number, since it is smaller than the sum of its proper divisors (872799186).

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

664602414 is a wasteful number, since it uses less digits than its factorization.

664602414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190744.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 664602414 is about 25779.8839019884. The cubic root of 664602414 is about 872.6778871182.

The spelling of 664602414 in words is "six hundred sixty-four million, six hundred two thousand, four hundred fourteen".