97893646 has 4 divisors (see below), whose sum is σ = 146840472. Its totient is φ = 48946822.

The previous prime is 97893641. The next prime is 97893689. The reversal of 97893646 is 64639879.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64639879 = 43 ⋅1503253.

It is a junction number, because it is equal to n+sod(n) for n = 97893593 and 97893602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97893641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24473410 + ... + 24473413.

It is an arithmetic number, because the mean of its divisors is an integer number (36710118).

Almost surely, 2^97893646 is an apocalyptic number.

97893646 is a deficient number, since it is larger than the sum of its proper divisors (48946826).

97893646 is a wasteful number, since it uses less digits than its factorization.

97893646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48946825.

The product of its digits is 1959552, while the sum is 52.

The square root of 97893646 is about 9894.1217902348. The cubic root of 97893646 is about 460.8767870877.

The spelling of 97893646 in words is "ninety-seven million, eight hundred ninety-three thousand, six hundred forty-six".