16425788 has 6 divisors (see below), whose sum is σ = 28745136. Its totient is φ = 8212892.

The previous prime is 16425781. The next prime is 16425833. The reversal of 16425788 is 88752461.

It is a super-2 number, since 2×16425788² = 539613022841888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16425781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2053220 + ... + 2053227.

It is an arithmetic number, because the mean of its divisors is an integer number (4790856).

Almost surely, 2^16425788 is an apocalyptic number.

It is an amenable number.

16425788 is a deficient number, since it is larger than the sum of its proper divisors (12319348).

16425788 is a wasteful number, since it uses less digits than its factorization.

16425788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4106451 (or 4106449 counting only the distinct ones).

The product of its digits is 107520, while the sum is 41.

The square root of 16425788 is about 4052.8740419608. The cubic root of 16425788 is about 254.1999170092.

It can be divided in two parts, 164 and 25788, that added together give a palindrome (25952).

The spelling of 16425788 in words is "sixteen million, four hundred twenty-five thousand, seven hundred eighty-eight".