97367421 has 8 divisors (see below), whose sum is σ = 131466880. Its totient is φ = 64089792.

The previous prime is 97367399. The next prime is 97367423. The reversal of 97367421 is 12476379.

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

It is not a de Polignac number, because 97367421 - 2²² = 93173117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97367421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97367423) 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, 205180 + ... + 205653.

It is an arithmetic number, because the mean of its divisors is an integer number (16433360).

Almost surely, 2^97367421 is an apocalyptic number.

It is an amenable number.

97367421 is a deficient number, since it is larger than the sum of its proper divisors (34099459).

97367421 is a wasteful number, since it uses less digits than its factorization.

97367421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410915.

The product of its digits is 63504, while the sum is 39.

The square root of 97367421 is about 9867.4931466913. The cubic root of 97367421 is about 460.0494921544.

The spelling of 97367421 in words is "ninety-seven million, three hundred sixty-seven thousand, four hundred twenty-one".