40995321 has 4 divisors (see below), whose sum is σ = 54660432. Its totient is φ = 27330212.

The previous prime is 40995319. The next prime is 40995337. The reversal of 40995321 is 12359904.

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 not a de Polignac number, because 40995321 - 2¹ = 40995319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40995221) 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, 6832551 + ... + 6832556.

It is an arithmetic number, because the mean of its divisors is an integer number (13665108).

Almost surely, 2^40995321 is an apocalyptic number.

It is an amenable number.

40995321 is a deficient number, since it is larger than the sum of its proper divisors (13665111).

40995321 is a wasteful number, since it uses less digits than its factorization.

40995321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13665110.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 40995321 is about 6402.7588584922. The cubic root of 40995321 is about 344.8086062966.

The spelling of 40995321 in words is "forty million, nine hundred ninety-five thousand, three hundred twenty-one".