35221530 has 32 divisors (see below), whose sum is σ = 84841344. Its totient is φ = 9358016.

The previous prime is 35221523. The next prime is 35221561. The reversal of 35221530 is 3512253.

It is a junction number, because it is equal to n+sod(n) for n = 35221497 and 35221506.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6787 + ... + 10793.

It is an arithmetic number, because the mean of its divisors is an integer number (2651292).

Almost surely, 2^35221530 is an apocalyptic number.

35221530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

35221530 is an abundant number, since it is smaller than the sum of its proper divisors (49619814).

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

35221530 is a wasteful number, since it uses less digits than its factorization.

35221530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4310.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 35221530 is about 5934.7729526916. The cubic root of 35221530 is about 327.7953127542.

Adding to 35221530 its reverse (3512253), we get a palindrome (38733783).

The spelling of 35221530 in words is "thirty-five million, two hundred twenty-one thousand, five hundred thirty".