126625490 has 8 divisors (see below), whose sum is σ = 227925900. Its totient is φ = 50650192.

The previous prime is 126625451. The next prime is 126625501. The reversal of 126625490 is 94526621.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 122965921 + 3659569 = 11089^2 + 1913^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 126625490.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6331265 + ... + 6331284.

Almost surely, 2^126625490 is an apocalyptic number.

126625490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126625490 is a deficient number, since it is larger than the sum of its proper divisors (101300410).

126625490 is a wasteful number, since it uses less digits than its factorization.

126625490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12662556.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 126625490 is about 11252.7992073084. The cubic root of 126625490 is about 502.1579927352.

The spelling of 126625490 in words is "one hundred twenty-six million, six hundred twenty-five thousand, four hundred ninety".