1607199642 has 12 divisors (see below), whose sum is σ = 3482265930. Its totient is φ = 535733208.

The previous prime is 1607199641. The next prime is 1607199653. The reversal of 1607199642 is 2469917061.

It can be written as a sum of positive squares in only one way, i.e., 1153892961 + 453306681 = 33969^2 + 21291^2 .

It is not an unprimeable number, because it can be changed into a prime (1607199641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44644417 + ... + 44644452.

Almost surely, 2^1607199642 is an apocalyptic number.

1607199642 is an abundant number, since it is smaller than the sum of its proper divisors (1875066288).

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

1607199642 is a wasteful number, since it uses less digits than its factorization.

1607199642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89288877 (or 89288874 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 1607199642 is about 40089.8945122084. The cubic root of 1607199642 is about 1171.3587938990.

The spelling of 1607199642 in words is "one billion, six hundred seven million, one hundred ninety-nine thousand, six hundred forty-two".