746609520 has 80 divisors (see below), whose sum is σ = 2317164192. Its totient is φ = 198865920.

The previous prime is 746609497. The next prime is 746609551. The reversal of 746609520 is 25906647.

It is a tau number, because it is divible by the number of its divisors (80).

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, 347650 + ... + 349790.

Almost surely, 2^746609520 is an apocalyptic number.

It is an amenable number.

746609520 is an abundant number, since it is smaller than the sum of its proper divisors (1570554672).

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

746609520 is a wasteful number, since it uses less digits than its factorization.

746609520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3610 (or 3604 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 746609520 is about 27324.1563456221. The cubic root of 746609520 is about 907.1891368233.

The spelling of 746609520 in words is "seven hundred forty-six million, six hundred nine thousand, five hundred twenty".