91741402 has 4 divisors (see below), whose sum is σ = 137612106. Its totient is φ = 45870700.

The previous prime is 91741393. The next prime is 91741417. The reversal of 91741402 is 20414719.

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., 82973881 + 8767521 = 9109^2 + 2961^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22935349 + ... + 22935352.

Almost surely, 2^91741402 is an apocalyptic number.

91741402 is a deficient number, since it is larger than the sum of its proper divisors (45870704).

91741402 is a wasteful number, since it uses less digits than its factorization.

91741402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45870703.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 91741402 is about 9578.1732078722. The cubic root of 91741402 is about 451.0123742309.

The spelling of 91741402 in words is "ninety-one million, seven hundred forty-one thousand, four hundred two".