1967725422 has 48 divisors (see below), whose sum is σ = 4624467120. Its totient is φ = 601088256.

The previous prime is 1967725421. The next prime is 1967725447. The reversal of 1967725422 is 2245277691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1967725421) 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 23 ways as a sum of consecutive naturals, for example, 2278 + ... + 62774.

It is an arithmetic number, because the mean of its divisors is an integer number (96343065).

Almost surely, 2^1967725422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1967725422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2312233560).

1967725422 is an abundant number, since it is smaller than the sum of its proper divisors (2656741698).

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

1967725422 is a wasteful number, since it uses less digits than its factorization.

1967725422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60657 (or 60654 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 1967725422 is about 44359.0511846230. The cubic root of 1967725422 is about 1253.1070273992.

The spelling of 1967725422 in words is "one billion, nine hundred sixty-seven million, seven hundred twenty-five thousand, four hundred twenty-two".