1542074222 has 16 divisors (see below), whose sum is σ = 2500978032. Its totient is φ = 708888000.

The previous prime is 1542074173. The next prime is 1542074227. The reversal of 1542074222 is 2224702451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542074227) 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, 111623 + ... + 124674.

It is an arithmetic number, because the mean of its divisors is an integer number (156311127).

Almost surely, 2^1542074222 is an apocalyptic number.

1542074222 is a deficient number, since it is larger than the sum of its proper divisors (958903810).

1542074222 is a wasteful number, since it uses less digits than its factorization.

1542074222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236563.

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 1542074222 is about 39269.2528831400. The cubic root of 1542074222 is about 1155.3185835562.

Adding to 1542074222 its reverse (2224702451), we get a palindrome (3766776673).

The spelling of 1542074222 in words is "one billion, five hundred forty-two million, seventy-four thousand, two hundred twenty-two".