1000055542 has 8 divisors (see below), whose sum is σ = 1506810816. Its totient is φ = 497785272.

The previous prime is 1000055527. The next prime is 1000055597. The reversal of 1000055542 is 2455500001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1000055542² = 2000222174169827528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120693 + ... + 1121584.

It is an arithmetic number, because the mean of its divisors is an integer number (188351352).

Almost surely, 2^1000055542 is an apocalyptic number.

1000055542 is a deficient number, since it is larger than the sum of its proper divisors (506755274).

1000055542 is a wasteful number, since it uses less digits than its factorization.

1000055542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242502.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 1000055542 is about 31623.6547856189. The cubic root of 1000055542 is about 1000.0185136572.

Adding to 1000055542 its reverse (2455500001), we get a palindrome (3455555543).

The spelling of 1000055542 in words is "one billion, fifty-five thousand, five hundred forty-two".