48746821 has 12 divisors (see below), whose sum is σ = 52167808. Its totient is φ = 45521784.

The previous prime is 48746809. The next prime is 48746843. The reversal of 48746821 is 12864784.

It is not a de Polignac number, because 48746821 - 2⁷ = 48746693 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 (48746801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21676 + ... + 23818.

Almost surely, 2^48746821 is an apocalyptic number.

It is an amenable number.

48746821 is a deficient number, since it is larger than the sum of its proper divisors (3420987).

48746821 is a wasteful number, since it uses less digits than its factorization.

48746821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2232 (or 2209 counting only the distinct ones).

The product of its digits is 86016, while the sum is 40.

The square root of 48746821 is about 6981.8923652546. The cubic root of 48746821 is about 365.2992379389.

The spelling of 48746821 in words is "forty-eight million, seven hundred forty-six thousand, eight hundred twenty-one".