8401072 has 40 divisors (see below), whose sum is σ = 17472096. Its totient is φ = 3902976.

The previous prime is 8401061. The next prime is 8401087. The reversal of 8401072 is 2701048.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13308 + ... + 13924.

Almost surely, 2^8401072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8401072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8736048).

8401072 is an abundant number, since it is smaller than the sum of its proper divisors (9071024).

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

8401072 is a wasteful number, since it uses less digits than its factorization.

8401072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685 (or 679 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 8401072 is about 2898.4602809078. The cubic root of 8401072 is about 203.2879184308.

The spelling of 8401072 in words is "eight million, four hundred one thousand, seventy-two".