2234770857225 has 27 divisors (see below), whose sum is σ = 4002763076949. Its totient is φ = 1191865831200.

The previous prime is 2234770857211. The next prime is 2234770857229. The reversal of 2234770857225 is 5227580774322.

It is a happy number.

The square root of 2234770857225 is 1494915.

It is a perfect power (a square), and thus also a powerful number.

2234770857225 is a `hidden beast` number, since 2 + 2 + 3 + 47 + 7 + 0 + 8 + 572 + 25 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 23268756681 + 2211502100544 = 152541^2 + 1487112^2 .

It is not a de Polignac number, because 2234770857225 - 2¹³ = 2234770849033 is a prime.

It is a super-2 number, since 2×2234770857225² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2234770857229) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 22373895 + ... + 22473555.

Almost surely, 2^{2234770857225} is an apocalyptic number.

2234770857225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2234770857225 is the 1494915-th square number.

2234770857225 is the 747458-th centered octagonal number.

It is an amenable number.

2234770857225 is a deficient number, since it is larger than the sum of its proper divisors (1767992219724).

2234770857225 is an frugal number, since it uses more digits than its factorization.

2234770857225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199338 (or 99669 counting only the distinct ones).

The product of its (nonzero) digits is 13171200, while the sum is 54.

The spelling of 2234770857225 in words is "two trillion, two hundred thirty-four billion, seven hundred seventy million, eight hundred fifty-seven thousand, two hundred twenty-five".