73151996 has 6 divisors (see below), whose sum is σ = 128016000. Its totient is φ = 36575996.

The previous prime is 73151963. The next prime is 73151999. The reversal of 73151996 is 69915137.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73151999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9143996 + ... + 9144003.

It is an arithmetic number, because the mean of its divisors is an integer number (21336000).

Almost surely, 2^73151996 is an apocalyptic number.

It is an amenable number.

73151996 is a deficient number, since it is larger than the sum of its proper divisors (54864004).

73151996 is a wasteful number, since it uses less digits than its factorization.

73151996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18288003 (or 18288001 counting only the distinct ones).

The product of its digits is 51030, while the sum is 41.

The square root of 73151996 is about 8552.8940131396. The cubic root of 73151996 is about 418.2237837761.

It can be divided in two parts, 73151 and 996, that added together give a palindrome (74147).

The spelling of 73151996 in words is "seventy-three million, one hundred fifty-one thousand, nine hundred ninety-six".