761409652 has 6 divisors (see below), whose sum is σ = 1332466898. Its totient is φ = 380704824.

The previous prime is 761409619. The next prime is 761409653. The reversal of 761409652 is 256904167.

It can be written as a sum of positive squares in only one way, i.e., 752624356 + 8785296 = 27434^2 + 2964^2 .

It is a super-2 number, since 2×761409652² = 1159489316317522208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (761409653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95176203 + ... + 95176210.

Almost surely, 2^761409652 is an apocalyptic number.

It is an amenable number.

761409652 is a deficient number, since it is larger than the sum of its proper divisors (571057246).

761409652 is a wasteful number, since it uses less digits than its factorization.

761409652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190352417 (or 190352415 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 761409652 is about 27593.6523860108. The cubic root of 761409652 is about 913.1443983187.

The spelling of 761409652 in words is "seven hundred sixty-one million, four hundred nine thousand, six hundred fifty-two".