1674778496 has 32 divisors (see below), whose sum is σ = 3417860880. Its totient is φ = 816962560.

The previous prime is 1674778481. The next prime is 1674778499. The reversal of 1674778496 is 6948774761.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1674778499) 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, 154316 + ... + 164811.

Almost surely, 2^1674778496 is an apocalyptic number.

1674778496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1674778496 is an abundant number, since it is smaller than the sum of its proper divisors (1743082384).

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

1674778496 is an equidigital number, since it uses as much as digits as its factorization.

1674778496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319182 (or 319170 counting only the distinct ones).

The product of its digits is 14224896, while the sum is 59.

The square root of 1674778496 is about 40924.0576678315. The cubic root of 1674778496 is about 1187.5515166718.

The spelling of 1674778496 in words is "one billion, six hundred seventy-four million, seven hundred seventy-eight thousand, four hundred ninety-six".