709724025 has 36 divisors (see below), whose sum is σ = 1318287152. Its totient is φ = 378516240.

The previous prime is 709724021. The next prime is 709724053. The reversal of 709724025 is 520427907.

It is not a de Polignac number, because 709724025 - 2² = 709724021 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (709724021) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 52339 + ... + 64488.

Almost surely, 2^709724025 is an apocalyptic number.

709724025 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

709724025 is a deficient number, since it is larger than the sum of its proper divisors (608563127).

709724025 is a wasteful number, since it uses less digits than its factorization.

709724025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116852 (or 116835 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 709724025 is about 26640.6461070298. The cubic root of 709724025 is about 891.9965383076.

The spelling of 709724025 in words is "seven hundred nine million, seven hundred twenty-four thousand, twenty-five".