746891149 has 4 divisors (see below), whose sum is σ = 751837600. Its totient is φ = 741944700.

The previous prime is 746891017. The next prime is 746891161. The reversal of 746891149 is 941198647.

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.

It is a cyclic number.

It is not a de Polignac number, because 746891149 - 2⁹ = 746890637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (746891179) 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, 2472999 + ... + 2473300.

It is an arithmetic number, because the mean of its divisors is an integer number (187959400).

Almost surely, 2^746891149 is an apocalyptic number.

It is an amenable number.

746891149 is a deficient number, since it is larger than the sum of its proper divisors (4946451).

746891149 is a wasteful number, since it uses less digits than its factorization.

746891149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4946450.

The product of its digits is 435456, while the sum is 49.

The square root of 746891149 is about 27329.3093399742. The cubic root of 746891149 is about 907.3031895933.

The spelling of 746891149 in words is "seven hundred forty-six million, eight hundred ninety-one thousand, one hundred forty-nine".