73743351 has 32 divisors (see below), whose sum is σ = 113568000. Its totient is φ = 42094080.

The previous prime is 73743343. The next prime is 73743367. The reversal of 73743351 is 15334737.

It is a happy number.

It is not a de Polignac number, because 73743351 - 2³ = 73743343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73743251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211125 + ... + 211473.

It is an arithmetic number, because the mean of its divisors is an integer number (3549000).

Almost surely, 2^73743351 is an apocalyptic number.

73743351 is a deficient number, since it is larger than the sum of its proper divisors (39824649).

73743351 is a wasteful number, since it uses less digits than its factorization.

73743351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719.

The product of its digits is 26460, while the sum is 33.

The square root of 73743351 is about 8587.3948901864. The cubic root of 73743351 is about 419.3477233406.

The spelling of 73743351 in words is "seventy-three million, seven hundred forty-three thousand, three hundred fifty-one".