1542434516 has 24 divisors (see below), whose sum is σ = 3247231680. Its totient is φ = 626251392.

The previous prime is 1542434483. The next prime is 1542434561. The reversal of 1542434516 is 6154342451.

It is a super-2 number, since 2×1542434516² = 4758208472296308512, which contains 22 as substring.

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, 1449125 + ... + 1450188.

It is an arithmetic number, because the mean of its divisors is an integer number (135301320).

Almost surely, 2^1542434516 is an apocalyptic number.

It is an amenable number.

1542434516 is an abundant number, since it is smaller than the sum of its proper divisors (1704797164).

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

1542434516 is a wasteful number, since it uses less digits than its factorization.

1542434516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2899343 (or 2899341 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 1542434516 is about 39273.8400974491. The cubic root of 1542434516 is about 1155.4085537046.

Adding to 1542434516 its reverse (6154342451), we get a palindrome (7696776967).

The spelling of 1542434516 in words is "one billion, five hundred forty-two million, four hundred thirty-four thousand, five hundred sixteen".