102288477 has 8 divisors (see below), whose sum is σ = 138696480. Its totient is φ = 67036400.

The previous prime is 102288427. The next prime is 102288479. The reversal of 102288477 is 774882201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102288477 - 2⁶ = 102288413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102288479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288774 + ... + 289127.

It is an arithmetic number, because the mean of its divisors is an integer number (17337060).

Almost surely, 2^102288477 is an apocalyptic number.

It is an amenable number.

102288477 is a deficient number, since it is larger than the sum of its proper divisors (36408003).

102288477 is an equidigital number, since it uses as much as digits as its factorization.

102288477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577963.

The product of its (nonzero) digits is 50176, while the sum is 39.

The square root of 102288477 is about 10113.7765943291. The cubic root of 102288477 is about 467.6729351534.

The spelling of 102288477 in words is "one hundred two million, two hundred eighty-eight thousand, four hundred seventy-seven".