97257448 has 16 divisors (see below), whose sum is σ = 182494980. Its totient is φ = 48592128.

The previous prime is 97257437. The next prime is 97257473. The reversal of 97257448 is 84475279.

It can be written as a sum of positive squares in 2 ways, for example, as 97180164 + 77284 = 9858^2 + 278^2 .

It is a super-2 number, since 2×97257448² = 18918022382945408, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 97257398 and 97257407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9136 + ... + 16672.

Almost surely, 2^97257448 is an apocalyptic number.

It is an amenable number.

97257448 is a deficient number, since it is larger than the sum of its proper divisors (85237532).

97257448 is a wasteful number, since it uses less digits than its factorization.

97257448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9156 (or 9152 counting only the distinct ones).

The product of its digits is 564480, while the sum is 46.

The square root of 97257448 is about 9861.9190830183. The cubic root of 97257448 is about 459.8762237863.

The spelling of 97257448 in words is "ninety-seven million, two hundred fifty-seven thousand, four hundred forty-eight".