82763650 has 24 divisors (see below), whose sum is σ = 162997380. Its totient is φ = 31157760.

The previous prime is 82763621. The next prime is 82763657. The reversal of 82763650 is 5636728.

It can be written as a sum of positive squares in 6 ways, for example, as 70040161 + 12723489 = 8369^2 + 3567^2 .

It is a super-2 number, since 2×82763650² = 13699643522645000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82763657) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47835 + ... + 49534.

Almost surely, 2^82763650 is an apocalyptic number.

82763650 is a deficient number, since it is larger than the sum of its proper divisors (80233730).

82763650 is a wasteful number, since it uses less digits than its factorization.

82763650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97398 (or 97393 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 82763650 is about 9097.4529402465. The cubic root of 82763650 is about 435.7926271644.

The spelling of 82763650 in words is "eighty-two million, seven hundred sixty-three thousand, six hundred fifty".