40791753 has 24 divisors (see below), whose sum is σ = 61152000. Its totient is φ = 26174880.

The previous prime is 40791749. The next prime is 40791763. The reversal of 40791753 is 35719704.

It is a happy number.

It is not a de Polignac number, because 40791753 - 2² = 40791749 is a prime.

It is a super-2 number, since 2×40791753² = 3327934225626018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40791703) 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, 81498 + ... + 81996.

It is an arithmetic number, because the mean of its divisors is an integer number (2548000).

Almost surely, 2^40791753 is an apocalyptic number.

It is an amenable number.

40791753 is a deficient number, since it is larger than the sum of its proper divisors (20360247).

40791753 is a wasteful number, since it uses less digits than its factorization.

40791753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829 (or 826 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 40791753 is about 6386.8421774771. The cubic root of 40791753 is about 344.2369272126.

It can be divided in two parts, 4079 and 1753, that added together give a cube (5832 = 18³).

The spelling of 40791753 in words is "forty million, seven hundred ninety-one thousand, seven hundred fifty-three".