97478544 has 60 divisors (see below), whose sum is σ = 267541904. Its totient is φ = 30577152.

The previous prime is 97478533. The next prime is 97478551. The reversal of 97478544 is 44587479.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 97478493 and 97478502.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10359 + ... + 17385.

Almost surely, 2^97478544 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 97478544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133770952).

97478544 is an abundant number, since it is smaller than the sum of its proper divisors (170063360).

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

97478544 is a wasteful number, since it uses less digits than its factorization.

97478544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7072 (or 7049 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 48.

The square root of 97478544 is about 9873.1223024938. The cubic root of 97478544 is about 460.2244399394.

The spelling of 97478544 in words is "ninety-seven million, four hundred seventy-eight thousand, five hundred forty-four".