40499285 has 8 divisors (see below), whose sum is σ = 48638880. Its totient is φ = 32372944.

The previous prime is 40499233. The next prime is 40499309. The reversal of 40499285 is 58299404.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40499285 is a prime.

It is a super-2 number, since 2×40499285² = 3280384171022450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5594 + ... + 10596.

It is an arithmetic number, because the mean of its divisors is an integer number (6079860).

Almost surely, 2^40499285 is an apocalyptic number.

It is an amenable number.

40499285 is a deficient number, since it is larger than the sum of its proper divisors (8139595).

40499285 is a wasteful number, since it uses less digits than its factorization.

40499285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6627.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 40499285 is about 6363.9048547256. The cubic root of 40499285 is about 343.4122518388.

The spelling of 40499285 in words is "forty million, four hundred ninety-nine thousand, two hundred eighty-five".