16201490 has 32 divisors (see below), whose sum is σ = 31155840. Its totient is φ = 6048000.

The previous prime is 16201489. The next prime is 16201501. The reversal of 16201490 is 9410261.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12890 + ... + 14090.

It is an arithmetic number, because the mean of its divisors is an integer number (973620).

Almost surely, 2^16201490 is an apocalyptic number.

16201490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16201490 is a deficient number, since it is larger than the sum of its proper divisors (14954350).

16201490 is a wasteful number, since it uses less digits than its factorization.

16201490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 16201490 is about 4025.1074519819. The cubic root of 16201490 is about 253.0375568507.

The spelling of 16201490 in words is "sixteen million, two hundred one thousand, four hundred ninety".