9791402 has 4 divisors (see below), whose sum is σ = 14687106. Its totient is φ = 4895700.

The previous prime is 9791387. The next prime is 9791413. The reversal of 9791402 is 2041979.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2041979 = 269 ⋅7591.

It can be written as a sum of positive squares in only one way, i.e., 7447441 + 2343961 = 2729^2 + 1531^2 .

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 as a sum of consecutive naturals, namely, 2447849 + ... + 2447852.

Almost surely, 2^9791402 is an apocalyptic number.

9791402 is a deficient number, since it is larger than the sum of its proper divisors (4895704).

9791402 is a wasteful number, since it uses less digits than its factorization.

9791402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4895703.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 9791402 is about 3129.1216019835. The cubic root of 9791402 is about 213.9348944523.

The spelling of 9791402 in words is "nine million, seven hundred ninety-one thousand, four hundred two".