740586231 has 72 divisors (see below), whose sum is σ = 1361103744. Its totient is φ = 376967520.

The previous prime is 740586169. The next prime is 740586247. The reversal of 740586231 is 132685047.

740586231 is a `hidden beast` number, since 7 + 40 + 586 + 2 + 31 = 666.

It is not a de Polignac number, because 740586231 - 2⁷ = 740586103 is a prime.

It is a super-2 number, since 2×740586231² = 1096935931093570722, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740586251) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2412180 + ... + 2412486.

Almost surely, 2^740586231 is an apocalyptic number.

740586231 is a deficient number, since it is larger than the sum of its proper divisors (620517513).

740586231 is a wasteful number, since it uses less digits than its factorization.

740586231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449 (or 387 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 740586231 is about 27213.7140243665. The cubic root of 740586231 is about 904.7429572293.

It can be divided in two parts, 7405 and 86231, that added together give a square (93636 = 306²).

The spelling of 740586231 in words is "seven hundred forty million, five hundred eighty-six thousand, two hundred thirty-one".