125722410 has 32 divisors (see below), whose sum is σ = 329164992. Its totient is φ = 30478080.

The previous prime is 125722369. The next prime is 125722427. The reversal of 125722410 is 14227521.

It is a super-2 number, since 2×125722410² = 31612248752416200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190159 + ... + 190818.

It is an arithmetic number, because the mean of its divisors is an integer number (10286406).

Almost surely, 2^125722410 is an apocalyptic number.

125722410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125722410 is an abundant number, since it is smaller than the sum of its proper divisors (203442582).

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

125722410 is a wasteful number, since it uses less digits than its factorization.

125722410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380998.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 125722410 is about 11212.6005012218. The cubic root of 125722410 is about 500.9613637083.

Adding to 125722410 its reverse (14227521), we get a palindrome (139949931).

The spelling of 125722410 in words is "one hundred twenty-five million, seven hundred twenty-two thousand, four hundred ten".