401190940 has 12 divisors (see below), whose sum is σ = 842501016. Its totient is φ = 160476368.

The previous prime is 401190931. The next prime is 401190949. The reversal of 401190940 is 49091104.

It is an interprime number because it is at equal distance from previous prime (401190931) and next prime (401190949).

It is a junction number, because it is equal to n+sod(n) for n = 401190899 and 401190908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401190949) 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, 10029754 + ... + 10029793.

It is an arithmetic number, because the mean of its divisors is an integer number (70208418).

Almost surely, 2^401190940 is an apocalyptic number.

It is an amenable number.

401190940 is an abundant number, since it is smaller than the sum of its proper divisors (441310076).

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

401190940 is a wasteful number, since it uses less digits than its factorization.

401190940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20059556 (or 20059554 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 401190940 is about 20029.7513713975. The cubic root of 401190940 is about 737.5368186157.

The spelling of 401190940 in words is "four hundred one million, one hundred ninety thousand, nine hundred forty".