40314621 has 4 divisors (see below), whose sum is σ = 53752832. Its totient is φ = 26876412.

The previous prime is 40314563. The next prime is 40314643. The reversal of 40314621 is 12641304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40314621 - 2⁶ = 40314557 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 (40314691) 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, 6719101 + ... + 6719106.

It is an arithmetic number, because the mean of its divisors is an integer number (13438208).

Almost surely, 2^40314621 is an apocalyptic number.

It is an amenable number.

40314621 is a deficient number, since it is larger than the sum of its proper divisors (13438211).

40314621 is a wasteful number, since it uses less digits than its factorization.

40314621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13438210.

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

The square root of 40314621 is about 6349.3795759901. The cubic root of 40314621 is about 342.8895058985.

Adding to 40314621 its reverse (12641304), we get a palindrome (52955925).

The spelling of 40314621 in words is "forty million, three hundred fourteen thousand, six hundred twenty-one".