40101008 has 10 divisors (see below), whose sum is σ = 77695734. Its totient is φ = 20050496.

The previous prime is 40100999. The next prime is 40101031. The reversal of 40101008 is 80010104.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 24482704 + 15618304 = 4948^2 + 3952^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40100983 and 40101001.

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 as a sum of consecutive naturals, namely, 1253141 + ... + 1253172.

Almost surely, 2^40101008 is an apocalyptic number.

It is an amenable number.

40101008 is a deficient number, since it is larger than the sum of its proper divisors (37594726).

40101008 is a wasteful number, since it uses less digits than its factorization.

40101008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2506321 (or 2506315 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 40101008 is about 6332.5356690665. The cubic root of 40101008 is about 342.2828161167.

The spelling of 40101008 in words is "forty million, one hundred one thousand, eight".