82261355 has 32 divisors (see below), whose sum is σ = 114186240. Its totient is φ = 56263680.

The previous prime is 82261343. The next prime is 82261379. The reversal of 82261355 is 55316228.

It is not a de Polignac number, because 82261355 - 2⁴ = 82261339 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 232859 + ... + 233211.

It is an arithmetic number, because the mean of its divisors is an integer number (3568320).

Almost surely, 2^82261355 is an apocalyptic number.

82261355 is a deficient number, since it is larger than the sum of its proper divisors (31924885).

82261355 is a wasteful number, since it uses less digits than its factorization.

82261355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611.

The product of its digits is 14400, while the sum is 32.

The square root of 82261355 is about 9069.8045734183. The cubic root of 82261355 is about 434.9092249040.

The spelling of 82261355 in words is "eighty-two million, two hundred sixty-one thousand, three hundred fifty-five".