101528290 has 8 divisors (see below), whose sum is σ = 182750940. Its totient is φ = 40611312.

The previous prime is 101528281. The next prime is 101528291. The reversal of 101528290 is 92825101.

It can be written as a sum of positive squares in 2 ways, for example, as 99022401 + 2505889 = 9951^2 + 1583^2 .

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

It is not an unprimeable number, because it can be changed into a prime (101528291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5076405 + ... + 5076424.

Almost surely, 2^101528290 is an apocalyptic number.

101528290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101528290 is a deficient number, since it is larger than the sum of its proper divisors (81222650).

101528290 is a wasteful number, since it uses less digits than its factorization.

101528290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10152836.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 101528290 is about 10076.1247511134. The cubic root of 101528290 is about 466.5115034037.

The spelling of 101528290 in words is "one hundred one million, five hundred twenty-eight thousand, two hundred ninety".