91362542 has 4 divisors (see below), whose sum is σ = 137043816. Its totient is φ = 45681270.

The previous prime is 91362541. The next prime is 91362547. The reversal of 91362542 is 24526319.

It is a happy number.

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

It is a super-2 number, since 2×91362542² = 16694228161403528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 91362499 and 91362508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91362541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22840634 + ... + 22840637.

It is an arithmetic number, because the mean of its divisors is an integer number (34260954).

Almost surely, 2^91362542 is an apocalyptic number.

91362542 is a deficient number, since it is larger than the sum of its proper divisors (45681274).

91362542 is a wasteful number, since it uses less digits than its factorization.

91362542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45681273.

The product of its digits is 12960, while the sum is 32.

The square root of 91362542 is about 9558.3754895903. The cubic root of 91362542 is about 450.3906763663.

The spelling of 91362542 in words is "ninety-one million, three hundred sixty-two thousand, five hundred forty-two".