897344742 has 24 divisors (see below), whose sum is σ = 2087700696. Its totient is φ = 256384128.

The previous prime is 897344741. The next prime is 897344743. The reversal of 897344742 is 247443798.

It is an interprime number because it is at equal distance from previous prime (897344741) and next prime (897344743).

It is a junction number, because it is equal to n+sod(n) for n = 897344691 and 897344700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897344741) 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 11 ways as a sum of consecutive naturals, for example, 1525803 + ... + 1526390.

It is an arithmetic number, because the mean of its divisors is an integer number (86987529).

Almost surely, 2^897344742 is an apocalyptic number.

897344742 is an abundant number, since it is smaller than the sum of its proper divisors (1190355954).

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

897344742 is a wasteful number, since it uses less digits than its factorization.

897344742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3052212 (or 3052205 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 48.

The square root of 897344742 is about 29955.7130110435. The cubic root of 897344742 is about 964.5389591634.

The spelling of 897344742 in words is "eight hundred ninety-seven million, three hundred forty-four thousand, seven hundred forty-two".