40100146 has 8 divisors (see below), whose sum is σ = 63316080. Its totient is φ = 18994788.

The previous prime is 40100129. The next prime is 40100147. The reversal of 40100146 is 64100104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40100147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 527596 + ... + 527671.

It is an arithmetic number, because the mean of its divisors is an integer number (7914510).

Almost surely, 2^40100146 is an apocalyptic number.

40100146 is a deficient number, since it is larger than the sum of its proper divisors (23215934).

40100146 is a wasteful number, since it uses less digits than its factorization.

40100146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055288.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 40100146 is about 6332.4676074971. The cubic root of 40100146 is about 342.2803635607.

The spelling of 40100146 in words is "forty million, one hundred thousand, one hundred forty-six".