97951378 has 16 divisors (see below), whose sum is σ = 172013184. Its totient is φ = 40955040.

The previous prime is 97951369. The next prime is 97951379. The reversal of 97951378 is 87315979.

It is not an unprimeable number, because it can be changed into a prime (97951379) 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, 84750 + ... + 85897.

It is an arithmetic number, because the mean of its divisors is an integer number (10750824).

Almost surely, 2^97951378 is an apocalyptic number.

97951378 is a deficient number, since it is larger than the sum of its proper divisors (74061806).

97951378 is a wasteful number, since it uses less digits than its factorization.

97951378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170697.

The product of its digits is 476280, while the sum is 49.

The square root of 97951378 is about 9897.0388500804. The cubic root of 97951378 is about 460.9673687579.

The spelling of 97951378 in words is "ninety-seven million, nine hundred fifty-one thousand, three hundred seventy-eight".