97828574 has 16 divisors (see below), whose sum is σ = 156981888. Its totient is φ = 45560832.

The previous prime is 97828553. The next prime is 97828579. The reversal of 97828574 is 47582879.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97828579) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11534 + ... + 18129.

It is an arithmetic number, because the mean of its divisors is an integer number (9811368).

Almost surely, 2^97828574 is an apocalyptic number.

97828574 is a deficient number, since it is larger than the sum of its proper divisors (59153314).

97828574 is a wasteful number, since it uses less digits than its factorization.

97828574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29779.

The product of its digits is 1128960, while the sum is 50.

The square root of 97828574 is about 9890.8328264105. The cubic root of 97828574 is about 460.7746462338.

The spelling of 97828574 in words is "ninety-seven million, eight hundred twenty-eight thousand, five hundred seventy-four".