102897546 has 16 divisors (see below), whose sum is σ = 206337024. Its totient is φ = 34208864.

The previous prime is 102897517. The next prime is 102897547. The reversal of 102897546 is 645798201.

It is a junction number, because it is equal to n+sod(n) for n = 102897498 and 102897507.

It is not an unprimeable number, because it can be changed into a prime (102897547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20091 + ... + 24686.

It is an arithmetic number, because the mean of its divisors is an integer number (12896064).

Almost surely, 2^102897546 is an apocalyptic number.

102897546 is an abundant number, since it is smaller than the sum of its proper divisors (103439478).

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

102897546 is a wasteful number, since it uses less digits than its factorization.

102897546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45165.

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 102897546 is about 10143.8427629770. The cubic root of 102897546 is about 468.5993398840.

The spelling of 102897546 in words is "one hundred two million, eight hundred ninety-seven thousand, five hundred forty-six".