746754661 has 2 divisors, whose sum is σ = 746754662. Its totient is φ = 746754660.

The previous prime is 746754637. The next prime is 746754703. The reversal of 746754661 is 166457647.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 729324036 + 17430625 = 27006^2 + 4175^2 .

It is a cyclic number.

It is not a de Polignac number, because 746754661 - 2⁹ = 746754149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (746704661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373377330 + 373377331.

It is an arithmetic number, because the mean of its divisors is an integer number (373377331).

Almost surely, 2^746754661 is an apocalyptic number.

It is an amenable number.

746754661 is a deficient number, since it is larger than the sum of its proper divisors (1).

746754661 is an equidigital number, since it uses as much as digits as its factorization.

746754661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 846720, while the sum is 46.

The square root of 746754661 is about 27326.8121265544. The cubic root of 746754661 is about 907.2479189147.

It can be divided in two parts, 7467 and 54661, that added together give a triangular number (62128 = T₃₅₂).

The spelling of 746754661 in words is "seven hundred forty-six million, seven hundred fifty-four thousand, six hundred sixty-one".