72065702 has 4 divisors (see below), whose sum is σ = 108098556. Its totient is φ = 36032850.

The previous prime is 72065687. The next prime is 72065717. The reversal of 72065702 is 20756027.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (72065687) and next prime (72065717).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18016424 + ... + 18016427.

It is an arithmetic number, because the mean of its divisors is an integer number (27024639).

Almost surely, 2^72065702 is an apocalyptic number.

72065702 is a deficient number, since it is larger than the sum of its proper divisors (36032854).

72065702 is a wasteful number, since it uses less digits than its factorization.

72065702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36032853.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 72065702 is about 8489.1520189004. The cubic root of 72065702 is about 416.1432684233.

The spelling of 72065702 in words is "seventy-two million, sixty-five thousand, seven hundred two".