746464661 has 2 divisors, whose sum is σ = 746464662. Its totient is φ = 746464660.

The previous prime is 746464651. The next prime is 746464681. The reversal of 746464661 is 166464647.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 746327761 + 136900 = 27319^2 + 370^2 .

It is a cyclic number.

It is not a de Polignac number, because 746464661 - 2⁶ = 746464597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (746464651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373232330 + 373232331.

It is an arithmetic number, because the mean of its divisors is an integer number (373232331).

Almost surely, 2^746464661 is an apocalyptic number.

It is an amenable number.

746464661 is a deficient number, since it is larger than the sum of its proper divisors (1).

746464661 is an equidigital number, since it uses as much as digits as its factorization.

746464661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 44.

The square root of 746464661 is about 27321.5054673054. The cubic root of 746464661 is about 907.1304613454.

The spelling of 746464661 in words is "seven hundred forty-six million, four hundred sixty-four thousand, six hundred sixty-one".