1534905442 has 16 divisors (see below), whose sum is σ = 2654554752. Its totient is φ = 651994560.

The previous prime is 1534905439. The next prime is 1534905467. The reversal of 1534905442 is 2445094351.

It is a happy number.

It is a super-3 number, since 3×1534905442³ (a number of 29 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 483534 + ... + 486697.

It is an arithmetic number, because the mean of its divisors is an integer number (165909672).

Almost surely, 2^1534905442 is an apocalyptic number.

1534905442 is a deficient number, since it is larger than the sum of its proper divisors (1119649310).

1534905442 is a wasteful number, since it uses less digits than its factorization.

1534905442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970353.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 1534905442 is about 39177.8692886686. The cubic root of 1534905442 is about 1153.5255241398.

Adding to 1534905442 its reverse (2445094351), we get a palindrome (3979999793).

The spelling of 1534905442 in words is "one billion, five hundred thirty-four million, nine hundred five thousand, four hundred forty-two".