245505542 has 8 divisors (see below), whose sum is σ = 384269616. Its totient is φ = 117415672.

The previous prime is 245505527. The next prime is 245505563.

245505542 is nontrivially palindromic in base 10.

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

It is a junction number, because it is equal to n+sod(n) for n = 245505499 and 245505508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2668493 + ... + 2668584.

It is an arithmetic number, because the mean of its divisors is an integer number (48033702).

Almost surely, 2^245505542 is an apocalyptic number.

245505542 is a deficient number, since it is larger than the sum of its proper divisors (138764074).

245505542 is a wasteful number, since it uses less digits than its factorization.

245505542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5337102.

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 245505542 is about 15668.6164673209. The cubic root of 245505542 is about 626.1625653394.

Adding to 245505542 its product of nonzero digits (40000), we get a palindrome (245545542).

The spelling of 245505542 in words is "two hundred forty-five million, five hundred five thousand, five hundred forty-two".