73006153 has 4 divisors (see below), whose sum is σ = 79643088. Its totient is φ = 66369220.

The previous prime is 73006127. The next prime is 73006159. The reversal of 73006153 is 35160037.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73006153 - 2⁹ = 73005641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73006159) 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, 3318451 + ... + 3318472.

It is an arithmetic number, because the mean of its divisors is an integer number (19910772).

Almost surely, 2^73006153 is an apocalyptic number.

It is an amenable number.

73006153 is a deficient number, since it is larger than the sum of its proper divisors (6636935).

73006153 is a wasteful number, since it uses less digits than its factorization.

73006153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6636934.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 73006153 is about 8544.3638148197. The cubic root of 73006153 is about 417.9456615338.

The spelling of 73006153 in words is "seventy-three million, six thousand, one hundred fifty-three".