91562741 has 4 divisors (see below), whose sum is σ = 91599552. Its totient is φ = 91525932.

The previous prime is 91562693. The next prime is 91562771. The reversal of 91562741 is 14726519.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 91562741 - 2¹⁸ = 91300597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91562771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14381 + ... + 19746.

It is an arithmetic number, because the mean of its divisors is an integer number (22899888).

Almost surely, 2^91562741 is an apocalyptic number.

It is an amenable number.

91562741 is a deficient number, since it is larger than the sum of its proper divisors (36811).

91562741 is a wasteful number, since it uses less digits than its factorization.

91562741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36810.

The product of its digits is 15120, while the sum is 35.

The square root of 91562741 is about 9568.8421974657. The cubic root of 91562741 is about 450.7194105893.

The spelling of 91562741 in words is "ninety-one million, five hundred sixty-two thousand, seven hundred forty-one".