73426057 has 8 divisors (see below), whose sum is σ = 76176000. Its totient is φ = 70690704.

The previous prime is 73425991. The next prime is 73426063. The reversal of 73426057 is 75062437.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 73426057 - 2⁷ = 73425929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73426957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7194 + ... + 14092.

It is an arithmetic number, because the mean of its divisors is an integer number (9522000).

Almost surely, 2^73426057 is an apocalyptic number.

It is an amenable number.

73426057 is a deficient number, since it is larger than the sum of its proper divisors (2749943).

73426057 is a wasteful number, since it uses less digits than its factorization.

73426057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7295.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 73426057 is about 8568.9005712518. The cubic root of 73426057 is about 418.7454190633.

The spelling of 73426057 in words is "seventy-three million, four hundred twenty-six thousand, fifty-seven".