126525930 has 16 divisors (see below), whose sum is σ = 303662304. Its totient is φ = 33740240.

The previous prime is 126525929. The next prime is 126525937. The reversal of 126525930 is 39525621.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 126525891 and 126525900.

It is not an unprimeable number, because it can be changed into a prime (126525937) 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, 2108736 + ... + 2108795.

It is an arithmetic number, because the mean of its divisors is an integer number (18978894).

Almost surely, 2^126525930 is an apocalyptic number.

126525930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126525930 is an abundant number, since it is smaller than the sum of its proper divisors (177136374).

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

126525930 is a wasteful number, since it uses less digits than its factorization.

126525930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4217541.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 126525930 is about 11248.3745492404. The cubic root of 126525930 is about 502.0263500504.

The spelling of 126525930 in words is "one hundred twenty-six million, five hundred twenty-five thousand, nine hundred thirty".