73738072 has 16 divisors (see below), whose sum is σ = 138882240. Its totient is φ = 36702816.

The previous prime is 73738051. The next prime is 73738079. The reversal of 73738072 is 27083737.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73738079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18883 + ... + 22450.

It is an arithmetic number, because the mean of its divisors is an integer number (8680140).

Almost surely, 2^73738072 is an apocalyptic number.

It is an amenable number.

73738072 is a deficient number, since it is larger than the sum of its proper divisors (65144168).

73738072 is a wasteful number, since it uses less digits than its factorization.

73738072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41562 (or 41558 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 37.

The square root of 73738072 is about 8587.0875155666. The cubic root of 73738072 is about 419.3377166103.

It can be divided in two parts, 737380 and 72, that multiplied together give a triangular number (53091360 = T₁₀₃₀₄).

The spelling of 73738072 in words is "seventy-three million, seven hundred thirty-eight thousand, seventy-two".