1065616442 has 32 divisors (see below), whose sum is σ = 1788260544. Its totient is φ = 472147200.

The previous prime is 1065616439. The next prime is 1065616483. The reversal of 1065616442 is 2446165601.

It is a super-2 number, since 2×1065616442² = 2271076802921478728, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148133 + ... + 155159.

It is an arithmetic number, because the mean of its divisors is an integer number (55883142).

Almost surely, 2^1065616442 is an apocalyptic number.

1065616442 is a deficient number, since it is larger than the sum of its proper divisors (722644102).

1065616442 is a wasteful number, since it uses less digits than its factorization.

1065616442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7214.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 1065616442 is about 32643.7810616356. The cubic root of 1065616442 is about 1021.4104676317.

The spelling of 1065616442 in words is "one billion, sixty-five million, six hundred sixteen thousand, four hundred forty-two".