126155652 has 48 divisors (see below), whose sum is σ = 338150400. Its totient is φ = 35858592.

The previous prime is 126155633. The next prime is 126155663. The reversal of 126155652 is 256551621.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12943 + ... + 20489.

It is an arithmetic number, because the mean of its divisors is an integer number (7044800).

Almost surely, 2^126155652 is an apocalyptic number.

126155652 is a gapful number since it is divisible by the number (12) 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 126155652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169075200).

126155652 is an abundant number, since it is smaller than the sum of its proper divisors (211994748).

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

126155652 is a wasteful number, since it uses less digits than its factorization.

126155652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7760 (or 7758 counting only the distinct ones).

The product of its digits is 18000, while the sum is 33.

The square root of 126155652 is about 11231.9033115497. The cubic root of 126155652 is about 501.5361450171.

The spelling of 126155652 in words is "one hundred twenty-six million, one hundred fifty-five thousand, six hundred fifty-two".