126891702 has 48 divisors (see below), whose sum is σ = 318918912. Its totient is φ = 35711280.

The previous prime is 126891701. The next prime is 126891707. The reversal of 126891702 is 207198621.

It is a super-2 number, since 2×126891702² = 32203008072913608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126891701) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 927 + ... + 15957.

It is an arithmetic number, because the mean of its divisors is an integer number (6644144).

Almost surely, 2^126891702 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126891702, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159459456).

126891702 is an abundant number, since it is smaller than the sum of its proper divisors (192027210).

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

126891702 is a wasteful number, since it uses less digits than its factorization.

126891702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15113 (or 15110 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 126891702 is about 11264.6216980421. The cubic root of 126891702 is about 502.5096515559.

The spelling of 126891702 in words is "one hundred twenty-six million, eight hundred ninety-one thousand, seven hundred two".