3542986 has 4 divisors (see below), whose sum is σ = 5314482. Its totient is φ = 1771492.

The previous prime is 3542983. The next prime is 3542993. The reversal of 3542986 is 6892453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6892453 = 467 ⋅14759.

It can be written as a sum of positive squares in only one way, i.e., 2343961 + 1199025 = 1531^2 + 1095^2 .

It is not an unprimeable number, because it can be changed into a prime (3542983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 885745 + ... + 885748.

Almost surely, 2^3542986 is an apocalyptic number.

3542986 is a deficient number, since it is larger than the sum of its proper divisors (1771496).

3542986 is a wasteful number, since it uses less digits than its factorization.

3542986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771495.

The product of its digits is 51840, while the sum is 37.

The square root of 3542986 is about 1882.2821255062. The cubic root of 3542986 is about 152.4484964481.

The spelling of 3542986 in words is "three million, five hundred forty-two thousand, nine hundred eighty-six".