942196477 has 2 divisors, whose sum is σ = 942196478. Its totient is φ = 942196476.

The previous prime is 942196459. The next prime is 942196589. The reversal of 942196477 is 774691249.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 940403556 + 1792921 = 30666^2 + 1339^2 .

It is an emirp because it is prime and its reverse (774691249) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-942196477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 942196477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (942196427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 471098238 + 471098239.

It is an arithmetic number, because the mean of its divisors is an integer number (471098239).

Almost surely, 2^942196477 is an apocalyptic number.

It is an amenable number.

942196477 is a deficient number, since it is larger than the sum of its proper divisors (1).

942196477 is an equidigital number, since it uses as much as digits as its factorization.

942196477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 762048, while the sum is 49.

The square root of 942196477 is about 30695.2191228536. The cubic root of 942196477 is about 980.3485075221.

The spelling of 942196477 in words is "nine hundred forty-two million, one hundred ninety-six thousand, four hundred seventy-seven".