40401196 has 12 divisors (see below), whose sum is σ = 77129640. Its totient is φ = 18364160.

The previous prime is 40401187. The next prime is 40401217. The reversal of 40401196 is 69110404.

It is a self number, because there is not a number n which added to its sum of digits gives 40401196.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459061 + ... + 459148.

It is an arithmetic number, because the mean of its divisors is an integer number (6427470).

Almost surely, 2^40401196 is an apocalyptic number.

It is an amenable number.

40401196 is a deficient number, since it is larger than the sum of its proper divisors (36728444).

40401196 is a wasteful number, since it uses less digits than its factorization.

40401196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918224 (or 918222 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 40401196 is about 6356.1935149899. The cubic root of 40401196 is about 343.1347803070.

It can be divided in two parts, 40401 and 196, that multiplied together give a square (7918596 = 2814²).

The spelling of 40401196 in words is "forty million, four hundred one thousand, one hundred ninety-six".