746664601 has 2 divisors, whose sum is σ = 746664602. Its totient is φ = 746664600.

The previous prime is 746664593. The next prime is 746664631. The reversal of 746664601 is 106466647.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 536385600 + 210279001 = 23160^2 + 14501^2 .

It is a cyclic number.

It is not a de Polignac number, because 746664601 - 2³ = 746664593 is a prime.

It is not a weakly prime, because it can be changed into another prime (746664631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373332300 + 373332301.

It is an arithmetic number, because the mean of its divisors is an integer number (373332301).

Almost surely, 2^746664601 is an apocalyptic number.

It is an amenable number.

746664601 is a deficient number, since it is larger than the sum of its proper divisors (1).

746664601 is an equidigital number, since it uses as much as digits as its factorization.

746664601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 746664601 is about 27325.1642447031. The cubic root of 746664601 is about 907.2114455200.

The spelling of 746664601 in words is "seven hundred forty-six million, six hundred sixty-four thousand, six hundred one".