40475500 has 72 divisors (see below), whose sum is σ = 95921280. Its totient is φ = 14913600.

The previous prime is 40475489. The next prime is 40475537. The reversal of 40475500 is 557404.

It is a super-2 number, since 2×40475500² = 3276532200500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84261 + ... + 84739.

It is an arithmetic number, because the mean of its divisors is an integer number (1332240).

Almost surely, 2^40475500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40475500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47960640).

40475500 is an abundant number, since it is smaller than the sum of its proper divisors (55445780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40475500 is a wasteful number, since it uses less digits than its factorization.

40475500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524 (or 499 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 40475500 is about 6362.0358376859. The cubic root of 40475500 is about 343.3450106521.

The spelling of 40475500 in words is "forty million, four hundred seventy-five thousand, five hundred".