401094120 has 256 divisors, whose sum is σ = 1445806080. Its totient is φ = 87091200.

The previous prime is 401094053. The next prime is 401094121. The reversal of 401094120 is 21490104.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (401094121) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1900815 + ... + 1901025.

It is an arithmetic number, because the mean of its divisors is an integer number (5647680).

Almost surely, 2^401094120 is an apocalyptic number.

401094120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401094120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (722903040).

401094120 is an abundant number, since it is smaller than the sum of its proper divisors (1044711960).

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

401094120 is a wasteful number, since it uses less digits than its factorization.

401094120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336 (or 332 counting only the distinct ones).

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

The square root of 401094120 is about 20027.3343208726. The cubic root of 401094120 is about 737.4774835604.

The spelling of 401094120 in words is "four hundred one million, ninety-four thousand, one hundred twenty".