225102070 has 16 divisors (see below), whose sum is σ = 410735520. Its totient is φ = 88807104.

The previous prime is 225102061. The next prime is 225102091. The reversal of 225102070 is 70201522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153450 + ... + 154909.

It is an arithmetic number, because the mean of its divisors is an integer number (25670970).

Almost surely, 2^225102070 is an apocalyptic number.

225102070 is a deficient number, since it is larger than the sum of its proper divisors (185633450).

225102070 is a wasteful number, since it uses less digits than its factorization.

225102070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308439.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 225102070 is about 15003.4019475584. The cubic root of 225102070 is about 608.3121575582.

Adding to 225102070 its reverse (70201522), we get a palindrome (295303592).

The spelling of 225102070 in words is "two hundred twenty-five million, one hundred two thousand, seventy".