40046000 has 40 divisors (see below), whose sum is σ = 96836064. Its totient is φ = 16017600.

The previous prime is 40045991. The next prime is 40046023. The reversal of 40046000 is 64004.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8012 + ... + 12011.

Almost surely, 2^40046000 is an apocalyptic number.

40046000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40046000 is an abundant number, since it is smaller than the sum of its proper divisors (56790064).

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

40046000 is a wasteful number, since it uses less digits than its factorization.

40046000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20046 (or 20030 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 40046000 is about 6328.1908947186. The cubic root of 40046000 is about 342.1262372690.

The spelling of 40046000 in words is "forty million, forty-six thousand", and thus it is an eban number.