225270077 has 16 divisors (see below), whose sum is σ = 245044800. Its totient is φ = 206260992.

The previous prime is 225270053. The next prime is 225270079. The reversal of 225270077 is 770072522.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225270077 is a prime.

It is a super-3 number, since 3×225270077³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225270079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254678 + ... + 255560.

It is an arithmetic number, because the mean of its divisors is an integer number (15315300).

Almost surely, 2^225270077 is an apocalyptic number.

It is an amenable number.

225270077 is a deficient number, since it is larger than the sum of its proper divisors (19774723).

225270077 is a wasteful number, since it uses less digits than its factorization.

225270077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292.

The product of its (nonzero) digits is 13720, while the sum is 32.

The square root of 225270077 is about 15008.9998667466. Note that the first 3 decimals coincide. The cubic root of 225270077 is about 608.4634597135.

The spelling of 225270077 in words is "two hundred twenty-five million, two hundred seventy thousand, seventy-seven".