401174720 has 112 divisors (see below), whose sum is σ = 1013691648. Its totient is φ = 150958080.

The previous prime is 401174713. The next prime is 401174731. The reversal of 401174720 is 27471104.

It is a self number, because there is not a number n which added to its sum of digits gives 401174720.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 366494 + ... + 367586.

Almost surely, 2^401174720 is an apocalyptic number.

401174720 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 401174720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (506845824).

401174720 is an abundant number, since it is smaller than the sum of its proper divisors (612516928).

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

401174720 is a wasteful number, since it uses less digits than its factorization.

401174720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178 (or 1168 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 401174720 is about 20029.3464696180. The cubic root of 401174720 is about 737.5268790357.

The spelling of 401174720 in words is "four hundred one million, one hundred seventy-four thousand, seven hundred twenty".