276421425 has 48 divisors (see below), whose sum is σ = 524728320. Its totient is φ = 125778240.

The previous prime is 276421393. The next prime is 276421433. The reversal of 276421425 is 524124672.

It is not a de Polignac number, because 276421425 - 2⁵ = 276421393 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 124374 + ... + 126576.

It is an arithmetic number, because the mean of its divisors is an integer number (10931840).

Almost surely, 2^276421425 is an apocalyptic number.

276421425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

276421425 is a deficient number, since it is larger than the sum of its proper divisors (248306895).

276421425 is a wasteful number, since it uses less digits than its factorization.

276421425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462 (or 2457 counting only the distinct ones).

The product of its digits is 26880, while the sum is 33.

The square root of 276421425 is about 16625.9262899846. The cubic root of 276421425 is about 651.4142186536.

The spelling of 276421425 in words is "two hundred seventy-six million, four hundred twenty-one thousand, four hundred twenty-five".