40722955 has 16 divisors (see below), whose sum is σ = 60145344. Its totient is φ = 25776000.

The previous prime is 40722943. The next prime is 40722959. The reversal of 40722955 is 55922704.

It is not a de Polignac number, because 40722955 - 2¹⁵ = 40690187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40722955.

It is not an unprimeable number, because it can be changed into a prime (40722959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44296 + ... + 45205.

It is an arithmetic number, because the mean of its divisors is an integer number (3759084).

Almost surely, 2^40722955 is an apocalyptic number.

40722955 is a deficient number, since it is larger than the sum of its proper divisors (19422389).

40722955 is a wasteful number, since it uses less digits than its factorization.

40722955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89526.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 40722955 is about 6381.4539879247. The cubic root of 40722955 is about 344.0432921673.

The spelling of 40722955 in words is "forty million, seven hundred twenty-two thousand, nine hundred fifty-five".