40046190 has 32 divisors (see below), whose sum is σ = 96322176. Its totient is φ = 10655520.

The previous prime is 40046189. The next prime is 40046219. The reversal of 40046190 is 9164004.

40046190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40046190² = 3207394667032200, 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 40046190.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15705 + ... + 18075.

It is an arithmetic number, because the mean of its divisors is an integer number (3010068).

Almost surely, 2^40046190 is an apocalyptic number.

40046190 is an abundant number, since it is smaller than the sum of its proper divisors (56275986).

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

40046190 is a wasteful number, since it uses less digits than its factorization.

40046190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 40046190 is about 6328.2059068902. The cubic root of 40046190 is about 342.1267783458.

The spelling of 40046190 in words is "forty million, forty-six thousand, one hundred ninety".