1607222061 has 16 divisors (see below), whose sum is σ = 2387829120. Its totient is φ = 1068439680.

The previous prime is 1607222059. The next prime is 1607222077. The reversal of 1607222061 is 1602227061.

It is not a de Polignac number, because 1607222061 - 2¹ = 1607222059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1607222081) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 74785 + ... + 93846.

It is an arithmetic number, because the mean of its divisors is an integer number (149239320).

Almost surely, 2^1607222061 is an apocalyptic number.

It is an amenable number.

1607222061 is a deficient number, since it is larger than the sum of its proper divisors (780607059).

1607222061 is a wasteful number, since it uses less digits than its factorization.

1607222061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168993 (or 168987 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1607222061 is about 40090.1741203502. The cubic root of 1607222061 is about 1171.3642403434.

The spelling of 1607222061 in words is "one billion, six hundred seven million, two hundred twenty-two thousand, sixty-one".