97672550 has 12 divisors (see below), whose sum is σ = 181671036. Its totient is φ = 39069000.

The previous prime is 97672543. The next prime is 97672571. The reversal of 97672550 is 5527679.

It is a junction number, because it is equal to n+sod(n) for n = 97672498 and 97672507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 976676 + ... + 976775.

It is an arithmetic number, because the mean of its divisors is an integer number (15139253).

Almost surely, 2^97672550 is an apocalyptic number.

97672550 is a deficient number, since it is larger than the sum of its proper divisors (83998486).

97672550 is a wasteful number, since it uses less digits than its factorization.

97672550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953463 (or 1953458 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 41.

The square root of 97672550 is about 9882.9423756288. The cubic root of 97672550 is about 460.5295571157.

The spelling of 97672550 in words is "ninety-seven million, six hundred seventy-two thousand, five hundred fifty".