40727196 has 72 divisors (see below), whose sum is σ = 105945840. Its totient is φ = 13188096.

The previous prime is 40727191. The next prime is 40727207. The reversal of 40727196 is 69172704.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 40727196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40727191) 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, 373590 + ... + 373698.

It is an arithmetic number, because the mean of its divisors is an integer number (1471470).

Almost surely, 2^40727196 is an apocalyptic number.

It is an amenable number.

40727196 is an abundant number, since it is smaller than the sum of its proper divisors (65218644).

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

40727196 is a wasteful number, since it uses less digits than its factorization.

40727196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 40727196 is about 6381.7862703165. The cubic root of 40727196 is about 344.0552349561.

40727196 divided by its sum of digits (36) gives a palindrome (1131311).

The spelling of 40727196 in words is "forty million, seven hundred twenty-seven thousand, one hundred ninety-six".