746861407 has 2 divisors, whose sum is σ = 746861408. Its totient is φ = 746861406.

The previous prime is 746861387. The next prime is 746861419. The reversal of 746861407 is 704168647.

746861407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-746861407 is a prime.

It is a super-2 number, since 2×746861407² = 1115603922532039298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (746861477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373430703 + 373430704.

It is an arithmetic number, because the mean of its divisors is an integer number (373430704).

Almost surely, 2^746861407 is an apocalyptic number.

746861407 is a deficient number, since it is larger than the sum of its proper divisors (1).

746861407 is an equidigital number, since it uses as much as digits as its factorization.

746861407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 746861407 is about 27328.7651934733. The cubic root of 746861407 is about 907.2911461740.

The spelling of 746861407 in words is "seven hundred forty-six million, eight hundred sixty-one thousand, four hundred seven".