245563492 has 6 divisors (see below), whose sum is σ = 429736118. Its totient is φ = 122781744.

The previous prime is 245563489. The next prime is 245563519. The reversal of 245563492 is 294365542.

It can be written as a sum of positive squares in only one way, i.e., 211527936 + 34035556 = 14544^2 + 5834^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30695433 + ... + 30695440.

Almost surely, 2^245563492 is an apocalyptic number.

It is an amenable number.

245563492 is a deficient number, since it is larger than the sum of its proper divisors (184172626).

245563492 is a wasteful number, since it uses less digits than its factorization.

245563492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61390877 (or 61390875 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

The square root of 245563492 is about 15670.4655961461. The cubic root of 245563492 is about 626.2118286754.

The spelling of 245563492 in words is "two hundred forty-five million, five hundred sixty-three thousand, four hundred ninety-two".