97662040 has 64 divisors (see below), whose sum is σ = 255908160. Its totient is φ = 32847360.

The previous prime is 97662023. The next prime is 97662043. The reversal of 97662040 is 4026679.

It is a junction number, because it is equal to n+sod(n) for n = 97661987 and 97662005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97662043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11550 + ... + 18130.

It is an arithmetic number, because the mean of its divisors is an integer number (3998565).

Almost surely, 2^97662040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97662040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127954080).

97662040 is an abundant number, since it is smaller than the sum of its proper divisors (158246120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97662040 is a wasteful number, since it uses less digits than its factorization.

97662040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6652 (or 6648 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 97662040 is about 9882.4106370865. The cubic root of 97662040 is about 460.5130381816.

The spelling of 97662040 in words is "ninety-seven million, six hundred sixty-two thousand, forty".