40792277 has 4 divisors (see below), whose sum is σ = 40881996. Its totient is φ = 40702560.

The previous prime is 40792261. The next prime is 40792289. The reversal of 40792277 is 77229704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26306641 + 14485636 = 5129^2 + 3806^2 .

It is a cyclic number.

It is not a de Polignac number, because 40792277 - 2⁴ = 40792261 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40792277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40792237) 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, 44174 + ... + 45087.

It is an arithmetic number, because the mean of its divisors is an integer number (10220499).

Almost surely, 2^40792277 is an apocalyptic number.

It is an amenable number.

40792277 is a deficient number, since it is larger than the sum of its proper divisors (89719).

40792277 is an equidigital number, since it uses as much as digits as its factorization.

40792277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89718.

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 40792277 is about 6386.8831991825. The cubic root of 40792277 is about 344.2384011983.

The spelling of 40792277 in words is "forty million, seven hundred ninety-two thousand, two hundred seventy-seven".