126760890 has 32 divisors (see below), whose sum is σ = 312451200. Its totient is φ = 32889024.

The previous prime is 126760877. The next prime is 126760897. The reversal of 126760890 is 98067621.

It is not an unprimeable number, because it can be changed into a prime (126760897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55990 + ... + 58209.

It is an arithmetic number, because the mean of its divisors is an integer number (9764100).

Almost surely, 2^126760890 is an apocalyptic number.

126760890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126760890 is an abundant number, since it is smaller than the sum of its proper divisors (185690310).

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

126760890 is a wasteful number, since it uses less digits than its factorization.

126760890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114246.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 126760890 is about 11258.8138806892. The cubic root of 126760890 is about 502.3369139830.

The spelling of 126760890 in words is "one hundred twenty-six million, seven hundred sixty thousand, eight hundred ninety".