744674261 has 4 divisors (see below), whose sum is σ = 747069024. Its totient is φ = 742279500.

The previous prime is 744674237. The next prime is 744674269. The reversal of 744674261 is 162476447.

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 744674261 - 2¹⁴ = 744657877 is a prime.

It is a super-2 number, since 2×744674261² = 1109079509991792242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744674269) 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, 1196915 + ... + 1197536.

It is an arithmetic number, because the mean of its divisors is an integer number (186767256).

Almost surely, 2^744674261 is an apocalyptic number.

It is an amenable number.

744674261 is a deficient number, since it is larger than the sum of its proper divisors (2394763).

744674261 is a wasteful number, since it uses less digits than its factorization.

744674261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2394762.

The product of its digits is 225792, while the sum is 41.

The square root of 744674261 is about 27288.7203987288. The cubic root of 744674261 is about 906.4046280996.

The spelling of 744674261 in words is "seven hundred forty-four million, six hundred seventy-four thousand, two hundred sixty-one".