761464261 has 2 divisors, whose sum is σ = 761464262. Its totient is φ = 761464260.

The previous prime is 761464237. The next prime is 761464267. The reversal of 761464261 is 162464167.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 759002500 + 2461761 = 27550^2 + 1569^2 .

It is a cyclic number.

It is not a de Polignac number, because 761464261 - 2⁵ = 761464229 is a prime.

It is a super-2 number, since 2×761464261² = 1159655641560552242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 761464261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (761464267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 380732130 + 380732131.

It is an arithmetic number, because the mean of its divisors is an integer number (380732131).

Almost surely, 2^761464261 is an apocalyptic number.

It is an amenable number.

761464261 is a deficient number, since it is larger than the sum of its proper divisors (1).

761464261 is an equidigital number, since it uses as much as digits as its factorization.

761464261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 761464261 is about 27594.6418893234. The cubic root of 761464261 is about 913.1662283153.

The spelling of 761464261 in words is "seven hundred sixty-one million, four hundred sixty-four thousand, two hundred sixty-one".