527121642 has 16 divisors (see below), whose sum is σ = 1055795040. Its totient is φ = 175448592.

The previous prime is 527121631. The next prime is 527121653. The reversal of 527121642 is 246121725.

It is an interprime number because it is at equal distance from previous prime (527121631) and next prime (527121653).

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 7 ways as a sum of consecutive naturals, for example, 60217 + ... + 68412.

It is an arithmetic number, because the mean of its divisors is an integer number (65987190).

Almost surely, 2^527121642 is an apocalyptic number.

527121642 is an abundant number, since it is smaller than the sum of its proper divisors (528673398).

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

527121642 is a wasteful number, since it uses less digits than its factorization.

527121642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129317.

The product of its digits is 6720, while the sum is 30.

The square root of 527121642 is about 22959.1298180049. The cubic root of 527121642 is about 807.7995665393.

The spelling of 527121642 in words is "five hundred twenty-seven million, one hundred twenty-one thousand, six hundred forty-two".