2125236436 has 24 divisors (see below), whose sum is σ = 3948376320. Its totient is φ = 997460352.

The previous prime is 2125236427. The next prime is 2125236437. The reversal of 2125236436 is 6346325212.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125236437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15460 + ... + 67003.

It is an arithmetic number, because the mean of its divisors is an integer number (164515680).

Almost surely, 2^2125236436 is an apocalyptic number.

It is an amenable number.

2125236436 is a deficient number, since it is larger than the sum of its proper divisors (1823139884).

2125236436 is a wasteful number, since it uses less digits than its factorization.

2125236436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82863 (or 82861 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 2125236436 is about 46100.2867236203. The cubic root of 2125236436 is about 1285.6884754066.

The spelling of 2125236436 in words is "two billion, one hundred twenty-five million, two hundred thirty-six thousand, four hundred thirty-six".