126358864 has 20 divisors (see below), whose sum is σ = 245112660. Its totient is φ = 63104000.

The previous prime is 126358861. The next prime is 126358867. The reversal of 126358864 is 468853621.

It is an interprime number because it is at equal distance from previous prime (126358861) and next prime (126358867).

It can be written as a sum of positive squares in 2 ways, for example, as 5798464 + 120560400 = 2408^2 + 10980^2 .

It is a super-2 number, since 2×126358864² = 31933125022740992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 126358864.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126358861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10614 + ... + 19114.

It is an arithmetic number, because the mean of its divisors is an integer number (12255633).

Almost surely, 2^126358864 is an apocalyptic number.

It is an amenable number.

126358864 is a deficient number, since it is larger than the sum of its proper divisors (118753796).

126358864 is an equidigital number, since it uses as much as digits as its factorization.

126358864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9438 (or 9432 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The square root of 126358864 is about 11240.9458676750. The cubic root of 126358864 is about 501.8052926587.

The spelling of 126358864 in words is "one hundred twenty-six million, three hundred fifty-eight thousand, eight hundred sixty-four".