245694625 has 64 divisors (see below), whose sum is σ = 370386432. Its totient is φ = 160512000.

The previous prime is 245694619. The next prime is 245694637. The reversal of 245694625 is 526496542.

It is not a de Polignac number, because 245694625 - 2¹³ = 245686433 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 537397 + ... + 537853.

It is an arithmetic number, because the mean of its divisors is an integer number (5787288).

Almost surely, 2^245694625 is an apocalyptic number.

245694625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245694625 is a deficient number, since it is larger than the sum of its proper divisors (124691807).

245694625 is a wasteful number, since it uses less digits than its factorization.

245694625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523 (or 513 counting only the distinct ones).

The product of its digits is 518400, while the sum is 43.

The square root of 245694625 is about 15674.6491188798. The cubic root of 245694625 is about 626.3232763263.

The spelling of 245694625 in words is "two hundred forty-five million, six hundred ninety-four thousand, six hundred twenty-five".