630080073 has 48 divisors (see below), whose sum is σ = 1109064960. Its totient is φ = 352350432.

The previous prime is 630080047. The next prime is 630080083. The reversal of 630080073 is 370080036.

It is a happy number.

It is not a de Polignac number, because 630080073 - 2¹⁰ = 630079049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630080023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 57115 + ... + 67247.

It is an arithmetic number, because the mean of its divisors is an integer number (23105520).

Almost surely, 2^630080073 is an apocalyptic number.

630080073 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

630080073 is a deficient number, since it is larger than the sum of its proper divisors (478984887).

630080073 is a wasteful number, since it uses less digits than its factorization.

630080073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10203 (or 10190 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 630080073 is about 25101.3958376820. The cubic root of 630080073 is about 857.2982060214.

The spelling of 630080073 in words is "six hundred thirty million, eighty thousand, seventy-three".