245387 has 8 divisors (see below), whose sum is σ = 262656. Its totient is φ = 228712.

The previous prime is 245383. The next prime is 245389. The reversal of 245387 is 783542.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 245387 - 2² = 245383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245383) 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, 968 + ... + 1194.

It is an arithmetic number, because the mean of its divisors is an integer number (32832).

2²⁴⁵³⁸⁷ is an apocalyptic number.

245387 is a deficient number, since it is larger than the sum of its proper divisors (17269).

245387 is a wasteful number, since it uses less digits than its factorization.

245387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297.

The product of its digits is 6720, while the sum is 29.

The square root of 245387 is about 495.3655216101. The cubic root of 245387 is about 62.6061768548.

The spelling of 245387 in words is "two hundred forty-five thousand, three hundred eighty-seven".