245773401 has 4 divisors (see below), whose sum is σ = 327697872. Its totient is φ = 163848932.

The previous prime is 245773373. The next prime is 245773421. The reversal of 245773401 is 104377542.

245773401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 245773401 - 2⁷ = 245773273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245773421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40962231 + ... + 40962236.

It is an arithmetic number, because the mean of its divisors is an integer number (81924468).

Almost surely, 2^245773401 is an apocalyptic number.

It is an amenable number.

245773401 is a deficient number, since it is larger than the sum of its proper divisors (81924471).

245773401 is an equidigital number, since it uses as much as digits as its factorization.

245773401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81924470.

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 245773401 is about 15677.1617648093. The cubic root of 245773401 is about 626.3902076104.

The spelling of 245773401 in words is "two hundred forty-five million, seven hundred seventy-three thousand, four hundred one".