16361172 has 36 divisors (see below), whose sum is σ = 42063840. Its totient is φ = 5360592.

The previous prime is 16361171. The next prime is 16361179. The reversal of 16361172 is 27116361.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16361171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1728 + ... + 5975.

It is an arithmetic number, because the mean of its divisors is an integer number (1168440).

Almost surely, 2^16361172 is an apocalyptic number.

16361172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16361172 is an abundant number, since it is smaller than the sum of its proper divisors (25702668).

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

16361172 is a wasteful number, since it uses less digits than its factorization.

16361172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7772 (or 7767 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 16361172 is about 4044.8945598124. The cubic root of 16361172 is about 253.8661538809.

The spelling of 16361172 in words is "sixteen million, three hundred sixty-one thousand, one hundred seventy-two".