16212552 has 32 divisors (see below), whose sum is σ = 40714080. Its totient is φ = 5379840.

The previous prime is 16212523. The next prime is 16212557. The reversal of 16212552 is 25521261.

It is a happy number.

16212552 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×16212552⁴ (a number of 30 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (16212557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4383 + ... + 7185.

It is an arithmetic number, because the mean of its divisors is an integer number (1272315).

Almost surely, 2^16212552 is an apocalyptic number.

16212552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16212552 is an abundant number, since it is smaller than the sum of its proper divisors (24501528).

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

16212552 is a wasteful number, since it uses less digits than its factorization.

16212552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3053 (or 3049 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 16212552 is about 4026.4813423137. The cubic root of 16212552 is about 253.0951331321.

The spelling of 16212552 in words is "sixteen million, two hundred twelve thousand, five hundred fifty-two".