76463731 has 2 divisors, whose sum is σ = 76463732. Its totient is φ = 76463730.

The previous prime is 76463677. The next prime is 76463741. The reversal of 76463731 is 13736467.

It is a strong prime.

It is an emirp because it is prime and its reverse (13736467) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76463731 is a prime.

It is a super-2 number, since 2×76463731² = 11693404316880722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (76463741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38231865 + 38231866.

It is an arithmetic number, because the mean of its divisors is an integer number (38231866).

Almost surely, 2^76463731 is an apocalyptic number.

76463731 is a deficient number, since it is larger than the sum of its proper divisors (1).

76463731 is an equidigital number, since it uses as much as digits as its factorization.

76463731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 37.

The square root of 76463731 is about 8744.3542357340. The cubic root of 76463731 is about 424.4421395766.

The spelling of 76463731 in words is "seventy-six million, four hundred sixty-three thousand, seven hundred thirty-one".