16400950 has 24 divisors (see below), whose sum is σ = 31560480. Its totient is φ = 6333600.

The previous prime is 16400939. The next prime is 16400959. The reversal of 16400950 is 5900461.

16400950 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16400959) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4206 + ... + 7105.

It is an arithmetic number, because the mean of its divisors is an integer number (1315020).

Almost surely, 2^16400950 is an apocalyptic number.

16400950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16400950 is a deficient number, since it is larger than the sum of its proper divisors (15159530).

16400950 is a wasteful number, since it uses less digits than its factorization.

16400950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11352 (or 11347 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 16400950 is about 4049.8086374544. The cubic root of 16400950 is about 254.0717242215.

The spelling of 16400950 in words is "sixteen million, four hundred thousand, nine hundred fifty".