245925538 has 4 divisors (see below), whose sum is σ = 368888310. Its totient is φ = 122962768.

The previous prime is 245925529. The next prime is 245925551. The reversal of 245925538 is 835529542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 192737689 + 53187849 = 13883^2 + 7293^2 .

It is a junction number, because it is equal to n+sod(n) for n = 245925494 and 245925503.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61481383 + ... + 61481386.

Almost surely, 2^245925538 is an apocalyptic number.

245925538 is a deficient number, since it is larger than the sum of its proper divisors (122962772).

245925538 is a wasteful number, since it uses less digits than its factorization.

245925538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122962771.

The product of its digits is 432000, while the sum is 43.

The square root of 245925538 is about 15682.0131998414. The cubic root of 245925538 is about 626.5194289039.

The spelling of 245925538 in words is "two hundred forty-five million, nine hundred twenty-five thousand, five hundred thirty-eight".