73506526 has 4 divisors (see below), whose sum is σ = 110259792. Its totient is φ = 36753262.

The previous prime is 73506523. The next prime is 73506533. The reversal of 73506526 is 62560537.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62560537 = 13 ⋅4812349.

It is a junction number, because it is equal to n+sod(n) for n = 73506491 and 73506500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73506523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18376630 + ... + 18376633.

It is an arithmetic number, because the mean of its divisors is an integer number (27564948).

Almost surely, 2^73506526 is an apocalyptic number.

73506526 is a deficient number, since it is larger than the sum of its proper divisors (36753266).

73506526 is a wasteful number, since it uses less digits than its factorization.

73506526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36753265.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 73506526 is about 8573.5946953422. The cubic root of 73506526 is about 418.8983335490.

The spelling of 73506526 in words is "seventy-three million, five hundred six thousand, five hundred twenty-six".