876250421 has 4 divisors (see below), whose sum is σ = 890615244. Its totient is φ = 861885600.

The previous prime is 876250393. The next prime is 876250423. The reversal of 876250421 is 124052678.

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

It can be written as a sum of positive squares in 2 ways, for example, as 131560900 + 744689521 = 11470^2 + 27289^2 .

It is a cyclic number.

It is not a de Polignac number, because 876250421 - 2⁶ = 876250357 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 (876250423) 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, 7182320 + ... + 7182441.

It is an arithmetic number, because the mean of its divisors is an integer number (222653811).

Almost surely, 2^876250421 is an apocalyptic number.

It is an amenable number.

876250421 is a deficient number, since it is larger than the sum of its proper divisors (14364823).

876250421 is a wasteful number, since it uses less digits than its factorization.

876250421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14364822.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 876250421 is about 29601.5273423518. The cubic root of 876250421 is about 956.9209877309.

The spelling of 876250421 in words is "eight hundred seventy-six million, two hundred fifty thousand, four hundred twenty-one".