245377 has 4 divisors (see below), whose sum is σ = 267696. Its totient is φ = 223060.

The previous prime is 245339. The next prime is 245383. The reversal of 245377 is 773542.

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 a de Polignac number, because none of the positive numbers 2^k-245377 is a prime.

245377 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (245317) 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, 11143 + ... + 11164.

It is an arithmetic number, because the mean of its divisors is an integer number (66924).

2²⁴⁵³⁷⁷ is an apocalyptic number.

It is an amenable number.

245377 is a deficient number, since it is larger than the sum of its proper divisors (22319).

245377 is a wasteful number, since it uses less digits than its factorization.

245377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22318.

The product of its digits is 5880, while the sum is 28.

The square root of 245377 is about 495.3554279505. The cubic root of 245377 is about 62.6053264019.

It can be divided in two parts, 2453 and 77, that multiplied together give a palindrome (188881).

The spelling of 245377 in words is "two hundred forty-five thousand, three hundred seventy-seven".