1234426542 has 64 divisors (see below), whose sum is σ = 2815845120. Its totient is φ = 358331904.

The previous prime is 1234426517. The next prime is 1234426553. The reversal of 1234426542 is 2456244321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75928 + ... + 90740.

It is an arithmetic number, because the mean of its divisors is an integer number (43997580).

Almost surely, 2^1234426542 is an apocalyptic number.

1234426542 is an abundant number, since it is smaller than the sum of its proper divisors (1581418578).

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

1234426542 is a wasteful number, since it uses less digits than its factorization.

1234426542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14897.

The product of its digits is 46080, while the sum is 33.

The square root of 1234426542 is about 35134.4068115572. The cubic root of 1234426542 is about 1072.7250370802.

The spelling of 1234426542 in words is "one billion, two hundred thirty-four million, four hundred twenty-six thousand, five hundred forty-two".