97403146 has 4 divisors (see below), whose sum is σ = 146104722. Its totient is φ = 48701572.

The previous prime is 97403143. The next prime is 97403171. The reversal of 97403146 is 64130479.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64130479 = 7 ⋅9161497.

It can be written as a sum of positive squares in only one way, i.e., 74736025 + 22667121 = 8645^2 + 4761^2 .

It is not an unprimeable number, because it can be changed into a prime (97403143) 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, 24350785 + ... + 24350788.

Almost surely, 2^97403146 is an apocalyptic number.

97403146 is a deficient number, since it is larger than the sum of its proper divisors (48701576).

97403146 is a wasteful number, since it uses less digits than its factorization.

97403146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48701575.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 97403146 is about 9869.3032175529. The cubic root of 97403146 is about 460.1057507341.

The spelling of 97403146 in words is "ninety-seven million, four hundred three thousand, one hundred forty-six".