40099095 has 12 divisors (see below), whose sum is σ = 69505176. Its totient is φ = 21386160.

The previous prime is 40099069. The next prime is 40099099. The reversal of 40099095 is 59099004.

It is not a de Polignac number, because 40099095 - 2¹³ = 40090903 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40099099) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 445501 + ... + 445590.

It is an arithmetic number, because the mean of its divisors is an integer number (5792098).

Almost surely, 2^40099095 is an apocalyptic number.

40099095 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40099095 is a deficient number, since it is larger than the sum of its proper divisors (29406081).

40099095 is a wasteful number, since it uses less digits than its factorization.

40099095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891102 (or 891099 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 40099095 is about 6332.3846219256. The cubic root of 40099095 is about 342.2773732158.

The spelling of 40099095 in words is "forty million, ninety-nine thousand, ninety-five".