40163299 has 16 divisors (see below), whose sum is σ = 46594656. Its totient is φ = 34214400.

The previous prime is 40163293. The next prime is 40163303. The reversal of 40163299 is 99236104.

It is not a de Polignac number, because 40163299 - 2¹⁷ = 40032227 is a prime.

It is a super-2 number, since 2×40163299² = 3226181173126802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40163293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73969 + ... + 74509.

It is an arithmetic number, because the mean of its divisors is an integer number (2912166).

Almost surely, 2^40163299 is an apocalyptic number.

40163299 is a deficient number, since it is larger than the sum of its proper divisors (6431357).

40163299 is a wasteful number, since it uses less digits than its factorization.

40163299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 40163299 is about 6337.4520905487. The cubic root of 40163299 is about 342.4599530494.

The spelling of 40163299 in words is "forty million, one hundred sixty-three thousand, two hundred ninety-nine".