97649962 has 4 divisors (see below), whose sum is σ = 146474946. Its totient is φ = 48824980.

The previous prime is 97649953. The next prime is 97649963. The reversal of 97649962 is 26994679.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 73942801 + 23707161 = 8599^2 + 4869^2 .

It is not an unprimeable number, because it can be changed into a prime (97649963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24412489 + ... + 24412492.

Almost surely, 2^97649962 is an apocalyptic number.

97649962 is a deficient number, since it is larger than the sum of its proper divisors (48824984).

97649962 is a wasteful number, since it uses less digits than its factorization.

97649962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48824983.

The product of its digits is 1469664, while the sum is 52.

The square root of 97649962 is about 9881.7995324738. The cubic root of 97649962 is about 460.4940533035.

The spelling of 97649962 in words is "ninety-seven million, six hundred forty-nine thousand, nine hundred sixty-two".