126745586 has 8 divisors (see below), whose sum is σ = 207401904. Its totient is φ = 57611620.

The previous prime is 126745483. The next prime is 126745589. The reversal of 126745586 is 685547621.

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

It is a super-4 number, since 4×126745586⁴ (a number of 34 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (126745589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2880560 + ... + 2880603.

It is an arithmetic number, because the mean of its divisors is an integer number (25925238).

Almost surely, 2^126745586 is an apocalyptic number.

126745586 is a deficient number, since it is larger than the sum of its proper divisors (80656318).

126745586 is a wasteful number, since it uses less digits than its factorization.

126745586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5761176.

The product of its digits is 403200, while the sum is 44.

The square root of 126745586 is about 11258.1342148688. The cubic root of 126745586 is about 502.3166972492.

The spelling of 126745586 in words is "one hundred twenty-six million, seven hundred forty-five thousand, five hundred eighty-six".