40156350 has 48 divisors (see below), whose sum is σ = 107253552. Its totient is φ = 9884160.

The previous prime is 40156349. The next prime is 40156357. The reversal of 40156350 is 5365104.

It is a super-2 number, since 2×40156350² = 3225064890645000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40156350.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40156357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8347 + ... + 12246.

It is an arithmetic number, because the mean of its divisors is an integer number (2234449).

Almost surely, 2^40156350 is an apocalyptic number.

40156350 is an abundant number, since it is smaller than the sum of its proper divisors (67097202).

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

40156350 is a wasteful number, since it uses less digits than its factorization.

40156350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20621 (or 20616 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 40156350 is about 6336.9038181118. The cubic root of 40156350 is about 342.4402012566.

The spelling of 40156350 in words is "forty million, one hundred fifty-six thousand, three hundred fifty".