95742821 has 4 divisors (see below), whose sum is σ = 95765472. Its totient is φ = 95720172.

The previous prime is 95742817. The next prime is 95742853. The reversal of 95742821 is 12824759.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12824759 = 41 ⋅312799.

It is a cyclic number.

It is not a de Polignac number, because 95742821 - 2² = 95742817 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 (95732821) 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, 2891 + ... + 14136.

It is an arithmetic number, because the mean of its divisors is an integer number (23941368).

Almost surely, 2^95742821 is an apocalyptic number.

It is an amenable number.

95742821 is a deficient number, since it is larger than the sum of its proper divisors (22651).

95742821 is a wasteful number, since it uses less digits than its factorization.

95742821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22650.

The product of its digits is 40320, while the sum is 38.

The square root of 95742821 is about 9784.8260587504. The cubic root of 95742821 is about 457.4764473726.

The spelling of 95742821 in words is "ninety-five million, seven hundred forty-two thousand, eight hundred twenty-one".