35220285 has 32 divisors (see below), whose sum is σ = 62887680. Its totient is φ = 18702144.

The previous prime is 35220253. The next prime is 35220287. The reversal of 35220285 is 58202253.

It is not a de Polignac number, because 35220285 - 2⁵ = 35220253 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35220287) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42384 + ... + 43206.

It is an arithmetic number, because the mean of its divisors is an integer number (1965240).

Almost surely, 2^35220285 is an apocalyptic number.

It is an amenable number.

35220285 is a deficient number, since it is larger than the sum of its proper divisors (27667395).

35220285 is a wasteful number, since it uses less digits than its factorization.

35220285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154 (or 1148 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 35220285 is about 5934.6680614841. The cubic root of 35220285 is about 327.7914504388.

The spelling of 35220285 in words is "thirty-five million, two hundred twenty thousand, two hundred eighty-five".