245773412 has 12 divisors (see below), whose sum is σ = 430255980. Its totient is φ = 122843136.

The previous prime is 245773373. The next prime is 245773421. The reversal of 245773412 is 214377542.

It can be written as a sum of positive squares in 2 ways, for example, as 139806976 + 105966436 = 11824^2 + 10294^2 .

It is a super-2 number, since 2×245773412² = 120809140092243488, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4088 + ... + 22544.

It is an arithmetic number, because the mean of its divisors is an integer number (35854665).

Almost surely, 2^245773412 is an apocalyptic number.

It is an amenable number.

245773412 is a deficient number, since it is larger than the sum of its proper divisors (184482568).

245773412 is a wasteful number, since it uses less digits than its factorization.

245773412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21790 (or 21788 counting only the distinct ones).

The product of its digits is 47040, while the sum is 35.

The square root of 245773412 is about 15677.1621156381. The cubic root of 245773412 is about 626.3902169554.

The spelling of 245773412 in words is "two hundred forty-five million, seven hundred seventy-three thousand, four hundred twelve".