1234450542 has 32 divisors (see below), whose sum is σ = 2660216832. Its totient is φ = 379630944.

The previous prime is 1234450537. The next prime is 1234450639. The reversal of 1234450542 is 2450544321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225603 + ... + 231009.

It is an arithmetic number, because the mean of its divisors is an integer number (83131776).

Almost surely, 2^1234450542 is an apocalyptic number.

1234450542 is an abundant number, since it is smaller than the sum of its proper divisors (1425766290).

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

1234450542 is a wasteful number, since it uses less digits than its factorization.

1234450542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8352.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 1234450542 is about 35134.7483554387. The cubic root of 1234450542 is about 1072.7319890894.

Adding to 1234450542 its reverse (2450544321), we get a palindrome (3684994863).

The spelling of 1234450542 in words is "one billion, two hundred thirty-four million, four hundred fifty thousand, five hundred forty-two".