16427070 has 64 divisors (see below), whose sum is σ = 47796480. Its totient is φ = 3981600.

The previous prime is 16427029. The next prime is 16427071. The reversal of 16427070 is 7072461.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16427071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 205 + ... + 5735.

It is an arithmetic number, because the mean of its divisors is an integer number (746820).

Almost surely, 2^16427070 is an apocalyptic number.

16427070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16427070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23898240).

16427070 is an abundant number, since it is smaller than the sum of its proper divisors (31369410).

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

16427070 is a wasteful number, since it uses less digits than its factorization.

16427070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5558 (or 5552 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 16427070 is about 4053.0321982437. The cubic root of 16427070 is about 254.2065301027.

The spelling of 16427070 in words is "sixteen million, four hundred twenty-seven thousand, seventy".