897072102 has 48 divisors (see below), whose sum is σ = 1983526272. Its totient is φ = 292953600.

The previous prime is 897072101. The next prime is 897072157. The reversal of 897072102 is 201270798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897072101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 173803 + ... + 178889.

It is an arithmetic number, because the mean of its divisors is an integer number (41323464).

Almost surely, 2^897072102 is an apocalyptic number.

897072102 is an abundant number, since it is smaller than the sum of its proper divisors (1086454170).

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

897072102 is a wasteful number, since it uses less digits than its factorization.

897072102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5293 (or 5290 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 897072102 is about 29951.1619474103. The cubic root of 897072102 is about 964.4412640684.

It can be divided in two parts, 89707 and 2102, that added together give a square (91809 = 303²).

The spelling of 897072102 in words is "eight hundred ninety-seven million, seventy-two thousand, one hundred two".