1674542898 has 48 divisors (see below), whose sum is σ = 4152373056. Its totient is φ = 477761760.

The previous prime is 1674542893. The next prime is 1674542927. The reversal of 1674542898 is 8982454761.

It is a happy number.

1674542898 is a `hidden beast` number, since 1 + 6 + 7 + 4 + 542 + 8 + 98 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1674542893) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83293 + ... + 101423.

It is an arithmetic number, because the mean of its divisors is an integer number (86507772).

Almost surely, 2^1674542898 is an apocalyptic number.

1674542898 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1674542898 is an abundant number, since it is smaller than the sum of its proper divisors (2477830158).

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

1674542898 is a wasteful number, since it uses less digits than its factorization.

1674542898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18879 (or 18876 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 54.

The square root of 1674542898 is about 40921.1790885844. The cubic root of 1674542898 is about 1187.4958281368.

The spelling of 1674542898 in words is "one billion, six hundred seventy-four million, five hundred forty-two thousand, eight hundred ninety-eight".