72063606 has 32 divisors (see below), whose sum is σ = 146361600. Its totient is φ = 23652000.

The previous prime is 72063587. The next prime is 72063611. The reversal of 72063606 is 60636027.

It is a Curzon number.

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, 163935 + ... + 164373.

It is an arithmetic number, because the mean of its divisors is an integer number (4573800).

Almost surely, 2^72063606 is an apocalyptic number.

72063606 is an abundant number, since it is smaller than the sum of its proper divisors (74297994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72063606 is a wasteful number, since it uses less digits than its factorization.

72063606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 72063606 is about 8489.0285663320. The cubic root of 72063606 is about 416.1392339348.

The spelling of 72063606 in words is "seventy-two million, sixty-three thousand, six hundred six".