1674254538 has 48 divisors (see below), whose sum is σ = 3977509536. Its totient is φ = 504762720.

The previous prime is 1674254509. The next prime is 1674254563. The reversal of 1674254538 is 8354524761.

1674254538 is a `hidden beast` number, since 1 + 6 + 74 + 2 + 545 + 38 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1674254493 and 1674254502.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17545 + ... + 60467.

It is an arithmetic number, because the mean of its divisors is an integer number (82864782).

Almost surely, 2^1674254538 is an apocalyptic number.

1674254538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1674254538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1988754768).

1674254538 is an abundant number, since it is smaller than the sum of its proper divisors (2303254998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1674254538 is a wasteful number, since it uses less digits than its factorization.

1674254538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43139 (or 43136 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 1674254538 is about 40917.6555780020. The cubic root of 1674254538 is about 1187.4276610856.

The spelling of 1674254538 in words is "one billion, six hundred seventy-four million, two hundred fifty-four thousand, five hundred thirty-eight".