974620349 has 2 divisors, whose sum is σ = 974620350. Its totient is φ = 974620348.

The previous prime is 974620303. The next prime is 974620369. The reversal of 974620349 is 943026479.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 941385124 + 33235225 = 30682^2 + 5765^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-974620349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (974620369) 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 as a sum of consecutive naturals, namely, 487310174 + 487310175.

It is an arithmetic number, because the mean of its divisors is an integer number (487310175).

Almost surely, 2^974620349 is an apocalyptic number.

It is an amenable number.

974620349 is a deficient number, since it is larger than the sum of its proper divisors (1).

974620349 is an equidigital number, since it uses as much as digits as its factorization.

974620349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 974620349 is about 31218.9101187085. The cubic root of 974620349 is about 991.4675201855.

The spelling of 974620349 in words is "nine hundred seventy-four million, six hundred twenty thousand, three hundred forty-nine".