3572042 has 4 divisors (see below), whose sum is σ = 5358066. Its totient is φ = 1786020.

The previous prime is 3572029. The next prime is 3572059. The reversal of 3572042 is 2402753.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3568321 + 3721 = 1889^2 + 61^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3571999 and 3572017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 893009 + ... + 893012.

Almost surely, 2^3572042 is an apocalyptic number.

3572042 is a deficient number, since it is larger than the sum of its proper divisors (1786024).

3572042 is a wasteful number, since it uses less digits than its factorization.

3572042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1786023.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 3572042 is about 1889.9846560224. The cubic root of 3572042 is about 152.8641053440.

Adding to 3572042 its reverse (2402753), we get a palindrome (5974795).

The spelling of 3572042 in words is "three million, five hundred seventy-two thousand, forty-two".