16074390 has 32 divisors (see below), whose sum is σ = 38891520. Its totient is φ = 4251744.

The previous prime is 16074319. The next prime is 16074397. The reversal of 16074390 is 9347061.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16074397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1701 + ... + 5919.

It is an arithmetic number, because the mean of its divisors is an integer number (1215360).

Almost surely, 2^16074390 is an apocalyptic number.

16074390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16074390 is an abundant number, since it is smaller than the sum of its proper divisors (22817130).

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

16074390 is a wasteful number, since it uses less digits than its factorization.

16074390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4356.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 16074390 is about 4009.2879667093. The cubic root of 16074390 is about 252.3741293369.

The spelling of 16074390 in words is "sixteen million, seventy-four thousand, three hundred ninety".