6156900 has 54 divisors (see below), whose sum is σ = 19301282. Its totient is φ = 1641600.

The previous prime is 6156877. The next prime is 6156901. The reversal of 6156900 is 96516.

Added to its reverse (96516) it gives a triangular number (6253416 = T₃₅₃₆).

It can be written as a sum of positive squares in 3 ways, for example, as 876096 + 5280804 = 936^2 + 2298^2 .

It is a super-2 number, since 2×6156900² = 75814835220000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6156901) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 2521 + ... + 4320.

Almost surely, 2^6156900 is an apocalyptic number.

6156900 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6156900 is an abundant number, since it is smaller than the sum of its proper divisors (13144382).

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

6156900 is a wasteful number, since it uses less digits than its factorization.

6156900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6861 (or 6851 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 6156900 is about 2481.3101378103. The cubic root of 6156900 is about 183.2823733478.

Adding to 6156900 its reverse (96516), we get a triangular number (6253416 = T₃₅₃₆).

It can be divided in two parts, 6156 and 900, that added together give a square (7056 = 84²).

The spelling of 6156900 in words is "six million, one hundred fifty-six thousand, nine hundred".