97961506 has 8 divisors (see below), whose sum is σ = 146990700. Its totient is φ = 48964608.

The previous prime is 97961491. The next prime is 97961537. The reversal of 97961506 is 60516979.

It can be written as a sum of positive squares in 2 ways, for example, as 79941481 + 18020025 = 8941^2 + 4245^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2050 + ... + 14146.

Almost surely, 2^97961506 is an apocalyptic number.

97961506 is a deficient number, since it is larger than the sum of its proper divisors (49029194).

97961506 is a wasteful number, since it uses less digits than its factorization.

97961506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16148.

The product of its (nonzero) digits is 102060, while the sum is 43.

The square root of 97961506 is about 9897.5505050492. The cubic root of 97961506 is about 460.9832559485.

The spelling of 97961506 in words is "ninety-seven million, nine hundred sixty-one thousand, five hundred six".