245194 has 4 divisors (see below), whose sum is σ = 367794. Its totient is φ = 122596.

The previous prime is 245183. The next prime is 245209. The reversal of 245194 is 491542.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 491542 = 2 ⋅245771.

It can be written as a sum of positive squares in only one way, i.e., 245025 + 169 = 495^2 + 13^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61297 + ... + 61300.

2²⁴⁵¹⁹⁴ is an apocalyptic number.

245194 is a deficient number, since it is larger than the sum of its proper divisors (122600).

245194 is a wasteful number, since it uses less digits than its factorization.

245194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122599.

The product of its digits is 1440, while the sum is 25.

The square root of 245194 is about 495.1706776456. The cubic root of 245194 is about 62.5897590314.

The spelling of 245194 in words is "two hundred forty-five thousand, one hundred ninety-four".