40625499 has 16 divisors (see below), whose sum is σ = 54982400. Its totient is φ = 26679456.

The previous prime is 40625489. The next prime is 40625527. The reversal of 40625499 is 99452604.

It is not a de Polignac number, because 40625499 - 2⁴ = 40625483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40625479) 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, 92322 + ... + 92760.

It is an arithmetic number, because the mean of its divisors is an integer number (3436400).

Almost surely, 2^40625499 is an apocalyptic number.

40625499 is a deficient number, since it is larger than the sum of its proper divisors (14356901).

40625499 is a wasteful number, since it uses less digits than its factorization.

40625499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 40625499 is about 6373.8135366514. The cubic root of 40625499 is about 343.7686242692.

The spelling of 40625499 in words is "forty million, six hundred twenty-five thousand, four hundred ninety-nine".