40495893 has 8 divisors (see below), whose sum is σ = 56342208. Its totient is φ = 25823424.

The previous prime is 40495879. The next prime is 40495901. The reversal of 40495893 is 39859404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40495893 - 2⁴ = 40495877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40495813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293380 + ... + 293517.

It is an arithmetic number, because the mean of its divisors is an integer number (7042776).

Almost surely, 2^40495893 is an apocalyptic number.

It is an amenable number.

40495893 is a deficient number, since it is larger than the sum of its proper divisors (15846315).

40495893 is a wasteful number, since it uses less digits than its factorization.

40495893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586923.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 40495893 is about 6363.6383461036. The cubic root of 40495893 is about 343.4026641232.

The spelling of 40495893 in words is "forty million, four hundred ninety-five thousand, eight hundred ninety-three".