40052777 has 8 divisors (see below), whose sum is σ = 41112960. Its totient is φ = 38996640.

The previous prime is 40052773. The next prime is 40052797. The reversal of 40052777 is 77725004.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40052777 - 2² = 40052773 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40052773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37148 + ... + 38210.

It is an arithmetic number, because the mean of its divisors is an integer number (5139120).

Almost surely, 2^40052777 is an apocalyptic number.

It is an amenable number.

40052777 is a deficient number, since it is larger than the sum of its proper divisors (1060183).

40052777 is a wasteful number, since it uses less digits than its factorization.

40052777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2023.

The product of its (nonzero) digits is 13720, while the sum is 32.

The square root of 40052777 is about 6328.7263331574. The cubic root of 40052777 is about 342.1455355654.

The spelling of 40052777 in words is "forty million, fifty-two thousand, seven hundred seventy-seven".