73942790 has 8 divisors (see below), whose sum is σ = 133097040. Its totient is φ = 29577112.

The previous prime is 73942789. The next prime is 73942823. The reversal of 73942790 is 9724937.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 3697130 + ... + 3697149.

It is an arithmetic number, because the mean of its divisors is an integer number (16637130).

Almost surely, 2^73942790 is an apocalyptic number.

73942790 is a deficient number, since it is larger than the sum of its proper divisors (59154250).

73942790 is a wasteful number, since it uses less digits than its factorization.

73942790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7394286.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 73942790 is about 8598.9993603907. Note that the first 3 decimals coincide. The cubic root of 73942790 is about 419.7254252223.

The spelling of 73942790 in words is "seventy-three million, nine hundred forty-two thousand, seven hundred ninety".