3102554421 has 20 divisors (see below), whose sum is σ = 4639476864. Its totient is φ = 2066229000.

The previous prime is 3102554407. The next prime is 3102554443. The reversal of 3102554421 is 1244552013.

3102554421 is a `hidden beast` number, since 3 + 102 + 554 + 4 + 2 + 1 = 666.

It is not a de Polignac number, because 3102554421 - 2¹¹ = 3102552373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3102554491) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 60946 + ... + 99596.

Almost surely, 2^3102554421 is an apocalyptic number.

It is an amenable number.

3102554421 is a deficient number, since it is larger than the sum of its proper divisors (1536922443).

3102554421 is an equidigital number, since it uses as much as digits as its factorization.

3102554421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39654 (or 39645 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 3102554421 is about 55700.5782824559. The cubic root of 3102554421 is about 1458.5001205602.

The spelling of 3102554421 in words is "three billion, one hundred two million, five hundred fifty-four thousand, four hundred twenty-one".