1222293542 has 16 divisors (see below), whose sum is σ = 1866553632. Its totient is φ = 600176640.

The previous prime is 1222293487. The next prime is 1222293547. The reversal of 1222293542 is 2453922221.

It is a junction number, because it is equal to n+sod(n) for n = 1222293499 and 1222293508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222293547) 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, 19748 + ... + 53240.

It is an arithmetic number, because the mean of its divisors is an integer number (116659602).

Almost surely, 2^1222293542 is an apocalyptic number.

1222293542 is a deficient number, since it is larger than the sum of its proper divisors (644260090).

1222293542 is a wasteful number, since it uses less digits than its factorization.

1222293542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33823.

The product of its digits is 17280, while the sum is 32.

The square root of 1222293542 is about 34961.3149352252. The cubic root of 1222293542 is about 1069.1989060155.

The spelling of 1222293542 in words is "one billion, two hundred twenty-two million, two hundred ninety-three thousand, five hundred forty-two".