245735992 has 8 divisors (see below), whose sum is σ = 460755000. Its totient is φ = 122867992.

The previous prime is 245735989. The next prime is 245735993. The reversal of 245735992 is 299537542.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245735993) by changing a digit.

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 as a sum of consecutive naturals, namely, 15358492 + ... + 15358507.

It is an arithmetic number, because the mean of its divisors is an integer number (57594375).

Almost surely, 2^245735992 is an apocalyptic number.

It is an amenable number.

245735992 is a deficient number, since it is larger than the sum of its proper divisors (215019008).

245735992 is a wasteful number, since it uses less digits than its factorization.

245735992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30717005 (or 30717001 counting only the distinct ones).

The product of its digits is 680400, while the sum is 46.

The square root of 245735992 is about 15675.9686144110. The cubic root of 245735992 is about 626.3584251905.

The spelling of 245735992 in words is "two hundred forty-five million, seven hundred thirty-five thousand, nine hundred ninety-two".