2261023452 has 72 divisors (see below), whose sum is σ = 5850606944. Its totient is φ = 736045056.

The previous prime is 2261023439. The next prime is 2261023459. The reversal of 2261023452 is 2543201622.

It is a happy number.

2261023452 is a `hidden beast` number, since 2 + 2 + 610 + 2 + 3 + 45 + 2 = 666.

2261023452 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2261023452² = 10224454100987992608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261023459) 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, 266508 + ... + 274860.

Almost surely, 2^2261023452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2261023452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2925303472).

2261023452 is an abundant number, since it is smaller than the sum of its proper divisors (3589583492).

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

2261023452 is a wasteful number, since it uses less digits than its factorization.

2261023452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8539 (or 8534 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2261023452 is about 47550.2203149470. The cubic root of 2261023452 is about 1312.5071834165.

The spelling of 2261023452 in words is "two billion, two hundred sixty-one million, twenty-three thousand, four hundred fifty-two".