40264151 has 4 divisors (see below), whose sum is σ = 41652600. Its totient is φ = 38875704.

The previous prime is 40264141. The next prime is 40264157. The reversal of 40264151 is 15146204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40264151 - 2¹⁰ = 40263127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40264157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694181 + ... + 694238.

It is an arithmetic number, because the mean of its divisors is an integer number (10413150).

Almost surely, 2^40264151 is an apocalyptic number.

40264151 is a deficient number, since it is larger than the sum of its proper divisors (1388449).

40264151 is a wasteful number, since it uses less digits than its factorization.

40264151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388448.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 40264151 is about 6345.4039272532. The cubic root of 40264151 is about 342.7463579981.

The spelling of 40264151 in words is "forty million, two hundred sixty-four thousand, one hundred fifty-one".