709320490 has 32 divisors (see below), whose sum is σ = 1295009856. Its totient is φ = 279692160.

The previous prime is 709320467. The next prime is 709320499. The reversal of 709320490 is 94023907.

It is not an unprimeable number, because it can be changed into a prime (709320499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631069 + ... + 632191.

It is an arithmetic number, because the mean of its divisors is an integer number (40469058).

Almost surely, 2^709320490 is an apocalyptic number.

709320490 is a deficient number, since it is larger than the sum of its proper divisors (585689366).

709320490 is a wasteful number, since it uses less digits than its factorization.

709320490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 709320490 is about 26633.0713587449. The cubic root of 709320490 is about 891.8274490783.

The spelling of 709320490 in words is "seven hundred nine million, three hundred twenty thousand, four hundred ninety".