40064353 has 4 divisors (see below), whose sum is σ = 45787840. Its totient is φ = 34340868.

The previous prime is 40064333. The next prime is 40064383. The reversal of 40064353 is 35346004.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40064353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40064333) 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, 2861733 + ... + 2861746.

It is an arithmetic number, because the mean of its divisors is an integer number (11446960).

Almost surely, 2^40064353 is an apocalyptic number.

It is an amenable number.

40064353 is a deficient number, since it is larger than the sum of its proper divisors (5723487).

40064353 is an equidigital number, since it uses as much as digits as its factorization.

40064353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5723486.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 40064353 is about 6329.6408270928. The cubic root of 40064353 is about 342.1784945386.

The spelling of 40064353 in words is "forty million, sixty-four thousand, three hundred fifty-three".