743125869 has 24 divisors (see below), whose sum is σ = 1081866240. Its totient is φ = 491529312.

The previous prime is 743125847. The next prime is 743125907. The reversal of 743125869 is 968521347.

It is not a de Polignac number, because 743125869 - 2¹⁷ = 742994797 is a prime.

It is a super-2 number, since 2×743125869² = 1104472114354010322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743125819) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 960967 + ... + 961739.

It is an arithmetic number, because the mean of its divisors is an integer number (45077760).

Almost surely, 2^743125869 is an apocalyptic number.

It is an amenable number.

743125869 is a deficient number, since it is larger than the sum of its proper divisors (338740371).

743125869 is a wasteful number, since it uses less digits than its factorization.

743125869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481 (or 1478 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 743125869 is about 27260.3350859816. The cubic root of 743125869 is about 905.7759668568.

The spelling of 743125869 in words is "seven hundred forty-three million, one hundred twenty-five thousand, eight hundred sixty-nine".