245049194 has 16 divisors (see below), whose sum is σ = 416683680. Its totient is φ = 107146800.

The previous prime is 245049193. The next prime is 245049209. The reversal of 245049194 is 491940542.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (245049191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247532 + ... + 248519.

It is an arithmetic number, because the mean of its divisors is an integer number (26042730).

Almost surely, 2^245049194 is an apocalyptic number.

245049194 is a deficient number, since it is larger than the sum of its proper divisors (171634486).

245049194 is a wasteful number, since it uses less digits than its factorization.

245049194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496085.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 245049194 is about 15654.0472083101. The cubic root of 245049194 is about 625.7743524224.

The spelling of 245049194 in words is "two hundred forty-five million, forty-nine thousand, one hundred ninety-four".