135802250 has 32 divisors (see below), whose sum is σ = 260442000. Its totient is φ = 52992000.

The previous prime is 135802217. The next prime is 135802301. The reversal of 135802250 is 52208531.

It can be written as a sum of positive squares in 8 ways, for example, as 6911641 + 128890609 = 2629^2 + 11353^2 .

It is a super-2 number, since 2×135802250² = 36884502210125000, which contains 22 as substring.

It is a congruent number.

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, 3626 + ... + 16874.

Almost surely, 2^135802250 is an apocalyptic number.

135802250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135802250 is a deficient number, since it is larger than the sum of its proper divisors (124639750).

135802250 is a wasteful number, since it uses less digits than its factorization.

135802250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13307 (or 13297 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 135802250 is about 11653.4222441307. The cubic root of 135802250 is about 514.0069467688.

The spelling of 135802250 in words is "one hundred thirty-five million, eight hundred two thousand, two hundred fifty".