40512150 has 120 divisors (see below), whose sum is σ = 128734320. Its totient is φ = 9253440.

The previous prime is 40512137. The next prime is 40512169. The reversal of 40512150 is 5121504.

40512150 is a `hidden beast` number, since 4 + 0 + 512 + 150 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 27636 + ... + 29064.

It is an arithmetic number, because the mean of its divisors is an integer number (1072786).

Almost surely, 2^40512150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40512150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64367160).

40512150 is an abundant number, since it is smaller than the sum of its proper divisors (88222170).

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

40512150 is a wasteful number, since it uses less digits than its factorization.

40512150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460 (or 1446 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 40512150 is about 6364.9155532497. The cubic root of 40512150 is about 343.4486107597.

Adding to 40512150 its reverse (5121504), we get a palindrome (45633654).

The spelling of 40512150 in words is "forty million, five hundred twelve thousand, one hundred fifty".