245161542 has 16 divisors (see below), whose sum is σ = 495178992. Its totient is φ = 80911200.

The previous prime is 245161537. The next prime is 245161549.

245161542 is nontrivially palindromic in base 10.

245161542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245161549) 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, 201673 + ... + 202884.

It is an arithmetic number, because the mean of its divisors is an integer number (30948687).

Almost surely, 2^245161542 is an apocalyptic number.

245161542 is an abundant number, since it is smaller than the sum of its proper divisors (250017450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245161542 is a wasteful number, since it uses less digits than its factorization.

245161542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404663.

The product of its digits is 9600, while the sum is 30.

The square root of 245161542 is about 15657.6352620694. The cubic root of 245161542 is about 625.8699709856.

The spelling of 245161542 in words is "two hundred forty-five million, one hundred sixty-one thousand, five hundred forty-two".