40079361 has 16 divisors (see below), whose sum is σ = 61488000. Its totient is φ = 22747008.

The previous prime is 40079339. The next prime is 40079371. The reversal of 40079361 is 16397004.

It is a happy number.

It is not a de Polignac number, because 40079361 - 2⁵ = 40079329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40079321) 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, 3276 + ... + 9533.

It is an arithmetic number, because the mean of its divisors is an integer number (3843000).

Almost surely, 2^40079361 is an apocalyptic number.

It is an amenable number.

40079361 is a deficient number, since it is larger than the sum of its proper divisors (21408639).

40079361 is a wasteful number, since it uses less digits than its factorization.

40079361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12968.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 40079361 is about 6330.8262493927. The cubic root of 40079361 is about 342.2212155891.

The spelling of 40079361 in words is "forty million, seventy-nine thousand, three hundred sixty-one".