897922224754 has 4 divisors (see below), whose sum is σ = 1346883337134. Its totient is φ = 448961112376.

The previous prime is 897922224739. The next prime is 897922224761. The reversal of 897922224754 is 457422229798.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 477404993025 + 420517231729 = 690945^2 + 648473^2 .

It is a junction number, because it is equal to n+sod(n) for n = 897922224692 and 897922224701.

It is an unprimeable number.

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, 224480556187 + ... + 224480556190.

Almost surely, 2^897922224754 is an apocalyptic number.

897922224754 is a deficient number, since it is larger than the sum of its proper divisors (448961112380).

897922224754 is a wasteful number, since it uses less digits than its factorization.

897922224754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448961112379.

The product of its digits is 40642560, while the sum is 61.

The spelling of 897922224754 in words is "eight hundred ninety-seven billion, nine hundred twenty-two million, two hundred twenty-four thousand, seven hundred fifty-four".