1674274740 has 48 divisors (see below), whose sum is σ = 4697448000. Its totient is φ = 445570560.

The previous prime is 1674274739. The next prime is 1674274751. The reversal of 1674274740 is 474724761.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1674274692 and 1674274701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1980 + ... + 57900.

It is an arithmetic number, because the mean of its divisors is an integer number (97863500).

Almost surely, 2^1674274740 is an apocalyptic number.

1674274740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1674274740 is an abundant number, since it is smaller than the sum of its proper divisors (3023173260).

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

1674274740 is a wasteful number, since it uses less digits than its factorization.

1674274740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56432 (or 56430 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 42.

The square root of 1674274740 is about 40917.9024389081. The cubic root of 1674274740 is about 1187.4324370056.

The spelling of 1674274740 in words is "one billion, six hundred seventy-four million, two hundred seventy-four thousand, seven hundred forty".