126260064 has 216 divisors, whose sum is σ = 436952880. Its totient is φ = 34417152.

The previous prime is 126260053. The next prime is 126260077. The reversal of 126260064 is 460062621.

It is a happy number.

It is a super-2 number, since 2×126260064² = 31883207522568192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 324382 + ... + 324770.

It is an arithmetic number, because the mean of its divisors is an integer number (2022930).

Almost surely, 2^126260064 is an apocalyptic number.

126260064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126260064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218476440).

126260064 is an abundant number, since it is smaller than the sum of its proper divisors (310692816).

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

126260064 is a wasteful number, since it uses less digits than its factorization.

126260064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 126260064 is about 11236.5503603197. The cubic root of 126260064 is about 501.6744713647.

The spelling of 126260064 in words is "one hundred twenty-six million, two hundred sixty thousand, sixty-four".