746228737 has 4 divisors (see below), whose sum is σ = 746283456. Its totient is φ = 746174020.

The previous prime is 746228731. The next prime is 746228771. The reversal of 746228737 is 737822647.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 746228737 - 2²⁷ = 612011009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (746228731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11412 + ... + 40282.

It is an arithmetic number, because the mean of its divisors is an integer number (186570864).

Almost surely, 2^746228737 is an apocalyptic number.

It is an amenable number.

746228737 is a deficient number, since it is larger than the sum of its proper divisors (54719).

746228737 is a wasteful number, since it uses less digits than its factorization.

746228737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54718.

The product of its digits is 790272, while the sum is 46.

The square root of 746228737 is about 27317.1875748584. The cubic root of 746228737 is about 907.0348835242.

The spelling of 746228737 in words is "seven hundred forty-six million, two hundred twenty-eight thousand, seven hundred thirty-seven".