761305225 has 12 divisors (see below), whose sum is σ = 955970560. Its totient is φ = 601333200.

The previous prime is 761305217. The next prime is 761305231. The reversal of 761305225 is 522503167.

It is not a de Polignac number, because 761305225 - 2³ = 761305217 is a prime.

It is a super-2 number, since 2×761305225² = 1159171291224601250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190761 + ... + 194710.

Almost surely, 2^761305225 is an apocalyptic number.

It is an amenable number.

761305225 is a deficient number, since it is larger than the sum of its proper divisors (194665335).

761305225 is a wasteful number, since it uses less digits than its factorization.

761305225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385560 (or 385555 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 761305225 is about 27591.7600924624. The cubic root of 761305225 is about 913.1026506255.

The spelling of 761305225 in words is "seven hundred sixty-one million, three hundred five thousand, two hundred twenty-five".