4010400921 has 8 divisors (see below), whose sum is σ = 5396258560. Its totient is φ = 2649071952.

The previous prime is 4010400871. The next prime is 4010400949. The reversal of 4010400921 is 1290040104.

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

It is not a de Polignac number, because 4010400921 - 2²⁷ = 3876183193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4010400721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6131785 + ... + 6132438.

It is an arithmetic number, because the mean of its divisors is an integer number (674532320).

Almost surely, 2^4010400921 is an apocalyptic number.

It is an amenable number.

4010400921 is a deficient number, since it is larger than the sum of its proper divisors (1385857639).

4010400921 is a wasteful number, since it uses less digits than its factorization.

4010400921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12264335.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 4010400921 is about 63327.7263210989. The cubic root of 4010400921 is about 1588.7757305736.

The spelling of 4010400921 in words is "four billion, ten million, four hundred thousand, nine hundred twenty-one".