40514220 has 36 divisors (see below), whose sum is σ = 122893680. Its totient is φ = 10803744.

The previous prime is 40514203. The next prime is 40514261. The reversal of 40514220 is 2241504.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 40514193 and 40514202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112360 + ... + 112719.

Almost surely, 2^40514220 is an apocalyptic number.

It is an amenable number.

40514220 is an abundant number, since it is smaller than the sum of its proper divisors (82379460).

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

40514220 is a wasteful number, since it uses less digits than its factorization.

40514220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225094 (or 225089 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 40514220 is about 6365.0781613426. The cubic root of 40514220 is about 343.4544602519.

Adding to 40514220 its reverse (2241504), we get a palindrome (42755724).

The spelling of 40514220 in words is "forty million, five hundred fourteen thousand, two hundred twenty".