40140150 has 24 divisors (see below), whose sum is σ = 99547944. Its totient is φ = 10704000.

The previous prime is 40140109. The next prime is 40140161. The reversal of 40140150 is 5104104.

It is a super-2 number, since 2×40140150² = 3222463284045000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

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, 133651 + ... + 133950.

It is an arithmetic number, because the mean of its divisors is an integer number (4147831).

Almost surely, 2^40140150 is an apocalyptic number.

40140150 is an abundant number, since it is smaller than the sum of its proper divisors (59407794).

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

40140150 is a wasteful number, since it uses less digits than its factorization.

40140150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267616 (or 267611 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 40140150 is about 6335.6254624149. The cubic root of 40140150 is about 342.3941456313.

Adding to 40140150 its reverse (5104104), we get a palindrome (45244254).

The spelling of 40140150 in words is "forty million, one hundred forty thousand, one hundred fifty".