16427004 has 24 divisors (see below), whose sum is σ = 41814528. Its totient is φ = 4977840.

The previous prime is 16427003. The next prime is 16427011. The reversal of 16427004 is 40072461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16427003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62092 + ... + 62355.

It is an arithmetic number, because the mean of its divisors is an integer number (1742272).

Almost surely, 2^16427004 is an apocalyptic number.

It is an amenable number.

16427004 is an abundant number, since it is smaller than the sum of its proper divisors (25387524).

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

16427004 is a wasteful number, since it uses less digits than its factorization.

16427004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124465 (or 124463 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 16427004 is about 4053.0240561832. The cubic root of 16427004 is about 254.2061896555.

Adding to 16427004 its reverse (40072461), we get a palindrome (56499465).

It can be divided in two parts, 1642 and 7004, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 16427004 in words is "sixteen million, four hundred twenty-seven thousand, four".