1223032542 has 16 divisors (see below), whose sum is σ = 2505725712. Its totient is φ = 397734080.

The previous prime is 1223032529. The next prime is 1223032579. The reversal of 1223032542 is 2452303221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2485593 + ... + 2486084.

It is an arithmetic number, because the mean of its divisors is an integer number (156607857).

Almost surely, 2^1223032542 is an apocalyptic number.

1223032542 is an abundant number, since it is smaller than the sum of its proper divisors (1282693170).

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

1223032542 is a wasteful number, since it uses less digits than its factorization.

1223032542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4971723.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 1223032542 is about 34971.8821626746. The cubic root of 1223032542 is about 1069.4143422094.

Adding to 1223032542 its reverse (2452303221), we get a palindrome (3675335763).

The spelling of 1223032542 in words is "one billion, two hundred twenty-three million, thirty-two thousand, five hundred forty-two".