1616232 has 16 divisors (see below), whose sum is σ = 4040640. Its totient is φ = 538736.

The previous prime is 1616231. The next prime is 1616269. The reversal of 1616232 is 2326161.

It is a happy number.

It is a super-2 number, since 2×1616232² = 5224411755648, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1616199 and 1616208.

It is not an unprimeable number, because it can be changed into a prime (1616231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33648 + ... + 33695.

It is an arithmetic number, because the mean of its divisors is an integer number (252540).

2^1616232 is an apocalyptic number.

1616232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1616232 is an abundant number, since it is smaller than the sum of its proper divisors (2424408).

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

1616232 is a wasteful number, since it uses less digits than its factorization.

1616232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67352 (or 67348 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

The square root of 1616232 is about 1271.3111342232. The cubic root of 1616232 is about 117.3549016251.

The spelling of 1616232 in words is "one million, six hundred sixteen thousand, two hundred thirty-two".