40264131 has 8 divisors (see below), whose sum is σ = 53776384. Its totient is φ = 26797320.

The previous prime is 40264129. The next prime is 40264139. The reversal of 40264131 is 13146204.

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

It is not a de Polignac number, because 40264131 - 2¹ = 40264129 is a prime.

It is a super-2 number, since 2×40264131² = 3242400490370322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40264098 and 40264107.

It is not an unprimeable number, because it can be changed into a prime (40264139) 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, 9235 + ... + 12876.

It is an arithmetic number, because the mean of its divisors is an integer number (6722048).

Almost surely, 2^40264131 is an apocalyptic number.

40264131 is a deficient number, since it is larger than the sum of its proper divisors (13512253).

40264131 is a wasteful number, since it uses less digits than its factorization.

40264131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22721.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 40264131 is about 6345.4023513092. The cubic root of 40264131 is about 342.7463012485.

The spelling of 40264131 in words is "forty million, two hundred sixty-four thousand, one hundred thirty-one".