16420010 has 16 divisors (see below), whose sum is σ = 29628936. Its totient is φ = 6551808.

The previous prime is 16420007. The next prime is 16420031. The reversal of 16420010 is 1002461.

It can be written as a sum of positive squares in 4 ways, for example, as 14462809 + 1957201 = 3803^2 + 1399^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2774 + ... + 6366.

Almost surely, 2^16420010 is an apocalyptic number.

16420010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16420010 is a deficient number, since it is larger than the sum of its proper divisors (13208926).

16420010 is a wasteful number, since it uses less digits than its factorization.

16420010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4057.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 16420010 is about 4052.1611517806. The cubic root of 16420010 is about 254.1701073917.

Adding to 16420010 its reverse (1002461), we get a palindrome (17422471).

The spelling of 16420010 in words is "sixteen million, four hundred twenty thousand, ten".