225377506 has 16 divisors (see below), whose sum is σ = 371332800. Its totient is φ = 102115728.

The previous prime is 225377497. The next prime is 225377507. The reversal of 225377506 is 605773522.

It is not an unprimeable number, because it can be changed into a prime (225377507) 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, 128061 + ... + 129808.

It is an arithmetic number, because the mean of its divisors is an integer number (23208300).

Almost surely, 2^225377506 is an apocalyptic number.

225377506 is a deficient number, since it is larger than the sum of its proper divisors (145955294).

225377506 is a wasteful number, since it uses less digits than its factorization.

225377506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257913.

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 225377506 is about 15012.5782595795. The cubic root of 225377506 is about 608.5601676795.

The spelling of 225377506 in words is "two hundred twenty-five million, three hundred seventy-seven thousand, five hundred six".