97350921 has 6 divisors (see below), whose sum is σ = 140618010. Its totient is φ = 64900608.

The previous prime is 97350919. The next prime is 97350923. The reversal of 97350921 is 12905379.

It is an interprime number because it is at equal distance from previous prime (97350919) and next prime (97350923).

It can be written as a sum of positive squares in only one way, i.e., 56250000 + 41100921 = 7500^2 + 6411^2 .

It is not a de Polignac number, because 97350921 - 2¹ = 97350919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97350923) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5408376 + ... + 5408393.

It is an arithmetic number, because the mean of its divisors is an integer number (23436335).

Almost surely, 2^97350921 is an apocalyptic number.

It is an amenable number.

97350921 is a deficient number, since it is larger than the sum of its proper divisors (43267089).

97350921 is a wasteful number, since it uses less digits than its factorization.

97350921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10816775 (or 10816772 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 36.

The square root of 97350921 is about 9866.6570326530. The cubic root of 97350921 is about 460.0235038400.

The spelling of 97350921 in words is "ninety-seven million, three hundred fifty thousand, nine hundred twenty-one".