126207790 has 16 divisors (see below), whose sum is σ = 228319200. Its totient is φ = 50228640.

The previous prime is 126207773. The next prime is 126207791. The reversal of 126207790 is 97702621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126207791) 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, 29721 + ... + 33700.

It is an arithmetic number, because the mean of its divisors is an integer number (14269950).

Almost surely, 2^126207790 is an apocalyptic number.

126207790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126207790 is a deficient number, since it is larger than the sum of its proper divisors (102111410).

126207790 is a wasteful number, since it uses less digits than its factorization.

126207790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63627.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 126207790 is about 11234.2240497508. The cubic root of 126207790 is about 501.6052276401.

The spelling of 126207790 in words is "one hundred twenty-six million, two hundred seven thousand, seven hundred ninety".