245232770 has 8 divisors (see below), whose sum is σ = 441419004. Its totient is φ = 98093104.

The previous prime is 245232763. The next prime is 245232811. The reversal of 245232770 is 77232542.

It can be written as a sum of positive squares in 2 ways, for example, as 225510289 + 19722481 = 15017^2 + 4441^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×245232770² = 120278222963745800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12261629 + ... + 12261648.

Almost surely, 2^245232770 is an apocalyptic number.

245232770 is a deficient number, since it is larger than the sum of its proper divisors (196186234).

245232770 is a wasteful number, since it uses less digits than its factorization.

245232770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24523284.

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 245232770 is about 15659.9096421403. The cubic root of 245232770 is about 625.9305774865.

The spelling of 245232770 in words is "two hundred forty-five million, two hundred thirty-two thousand, seven hundred seventy".