1674403442 has 4 divisors (see below), whose sum is σ = 2511605166. Its totient is φ = 837201720.

The previous prime is 1674403399. The next prime is 1674403453. The reversal of 1674403442 is 2443044761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2443044761 = 283 ⋅8632667.

It can be written as a sum of positive squares in only one way, i.e., 1425742081 + 248661361 = 37759^2 + 15769^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 418600859 + ... + 418600862.

Almost surely, 2^1674403442 is an apocalyptic number.

1674403442 is a deficient number, since it is larger than the sum of its proper divisors (837201724).

1674403442 is an equidigital number, since it uses as much as digits as its factorization.

1674403442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837201723.

The product of its (nonzero) digits is 64512, while the sum is 35.

The square root of 1674403442 is about 40919.4750943851. The cubic root of 1674403442 is about 1187.4628623215.

The spelling of 1674403442 in words is "one billion, six hundred seventy-four million, four hundred three thousand, four hundred forty-two".