97921401 has 8 divisors (see below), whose sum is σ = 130704384. Its totient is φ = 65209680.

The previous prime is 97921399. The next prime is 97921423. The reversal of 97921401 is 10412979.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97921401 - 2¹ = 97921399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97921441) 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, 14521 + ... + 20166.

It is an arithmetic number, because the mean of its divisors is an integer number (16338048).

Almost surely, 2^97921401 is an apocalyptic number.

It is an amenable number.

97921401 is a deficient number, since it is larger than the sum of its proper divisors (32782983).

97921401 is a wasteful number, since it uses less digits than its factorization.

97921401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35631.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 97921401 is about 9895.5242913147. The cubic root of 97921401 is about 460.9203392044.

The spelling of 97921401 in words is "ninety-seven million, nine hundred twenty-one thousand, four hundred one".