40079205 has 24 divisors (see below), whose sum is σ = 72045792. Its totient is φ = 21374928.

The previous prime is 40079201. The next prime is 40079209. The reversal of 40079205 is 50297004.

It is an interprime number because it is at equal distance from previous prime (40079201) and next prime (40079209).

It is not a de Polignac number, because 40079205 - 2² = 40079201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40079201) 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, 15279 + ... + 17708.

It is an arithmetic number, because the mean of its divisors is an integer number (3001908).

Almost surely, 2^40079205 is an apocalyptic number.

40079205 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40079205 is a deficient number, since it is larger than the sum of its proper divisors (31966587).

40079205 is an equidigital number, since it uses as much as digits as its factorization.

40079205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33007 (or 32995 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 40079205 is about 6330.8139287141. The cubic root of 40079205 is about 342.2207715819.

The spelling of 40079205 in words is "forty million, seventy-nine thousand, two hundred five".