73869650 has 12 divisors (see below), whose sum is σ = 137397642. Its totient is φ = 29547840.

The previous prime is 73869647. The next prime is 73869673. The reversal of 73869650 is 5696837.

It can be written as a sum of positive squares in 3 ways, for example, as 64947481 + 8922169 = 8059^2 + 2987^2 .

It is a super-2 number, since 2×73869650² = 10913450382245000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 738647 + ... + 738746.

Almost surely, 2^73869650 is an apocalyptic number.

73869650 is a deficient number, since it is larger than the sum of its proper divisors (63527992).

73869650 is a wasteful number, since it uses less digits than its factorization.

73869650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477405 (or 1477400 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 73869650 is about 8594.7454877966. The cubic root of 73869650 is about 419.5869900665.

The spelling of 73869650 in words is "seventy-three million, eight hundred sixty-nine thousand, six hundred fifty".