126752250 has 32 divisors (see below), whose sum is σ = 316375488. Its totient is φ = 33800400.

The previous prime is 126752209. The next prime is 126752257. The reversal of 126752250 is 52257621.

It is a super-2 number, since 2×126752250² = 32132265760125000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (126752257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83752 + ... + 85251.

It is an arithmetic number, because the mean of its divisors is an integer number (9886734).

Almost surely, 2^126752250 is an apocalyptic number.

126752250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126752250 is an abundant number, since it is smaller than the sum of its proper divisors (189623238).

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

126752250 is a wasteful number, since it uses less digits than its factorization.

126752250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169023 (or 169013 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 126752250 is about 11258.4301747624. The cubic root of 126752250 is about 502.3255006584.

The spelling of 126752250 in words is "one hundred twenty-six million, seven hundred fifty-two thousand, two hundred fifty".