2525228774 has 8 divisors (see below), whose sum is σ = 3790187640. Its totient is φ = 1261832896.

The previous prime is 2525228767. The next prime is 2525228777. The reversal of 2525228774 is 4778225252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2525228774² = 12753560722075086152, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525228777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386699 + ... + 393174.

It is an arithmetic number, because the mean of its divisors is an integer number (473773455).

Almost surely, 2^2525228774 is an apocalyptic number.

2525228774 is a deficient number, since it is larger than the sum of its proper divisors (1264958866).

2525228774 is a wasteful number, since it uses less digits than its factorization.

2525228774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781494.

The product of its digits is 627200, while the sum is 44.

The square root of 2525228774 is about 50251.6544404261. The cubic root of 2525228774 is about 1361.7589650391.

The spelling of 2525228774 in words is "two billion, five hundred twenty-five million, two hundred twenty-eight thousand, seven hundred seventy-four".