2225154542 has 16 divisors (see below), whose sum is σ = 3682152432. Its totient is φ = 1001945280.

The previous prime is 2225154541. The next prime is 2225154623. The reversal of 2225154542 is 2454515222.

It is a junction number, because it is equal to n+sod(n) for n = 2225154499 and 2225154508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2225154541) 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, 1042628 + ... + 1044759.

It is an arithmetic number, because the mean of its divisors is an integer number (230134527).

Almost surely, 2^2225154542 is an apocalyptic number.

2225154542 is a deficient number, since it is larger than the sum of its proper divisors (1456997890).

2225154542 is a wasteful number, since it uses less digits than its factorization.

2225154542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2087443.

The product of its digits is 32000, while the sum is 32.

The square root of 2225154542 is about 47171.5437737626. The cubic root of 2225154542 is about 1305.5296103002.

Adding to 2225154542 its reverse (2454515222), we get a palindrome (4679669764).

The spelling of 2225154542 in words is "two billion, two hundred twenty-five million, one hundred fifty-four thousand, five hundred forty-two".