761264739 has 6 divisors (see below), whose sum is σ = 1099604636. Its totient is φ = 507509820.

The previous prime is 761264731. The next prime is 761264767. The reversal of 761264739 is 937462167.

It is not a de Polignac number, because 761264739 - 2³ = 761264731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 761264694 and 761264703.

It is not an unprimeable number, because it can be changed into a prime (761264731) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42292477 + ... + 42292494.

Almost surely, 2^761264739 is an apocalyptic number.

761264739 is a deficient number, since it is larger than the sum of its proper divisors (338339897).

761264739 is a wasteful number, since it uses less digits than its factorization.

761264739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84584977 (or 84584974 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 761264739 is about 27591.0264216466. The cubic root of 761264739 is about 913.0864641569.

The spelling of 761264739 in words is "seven hundred sixty-one million, two hundred sixty-four thousand, seven hundred thirty-nine".