3539402 has 4 divisors (see below), whose sum is σ = 5309106. Its totient is φ = 1769700.

The previous prime is 3539399. The next prime is 3539413. The reversal of 3539402 is 2049353.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2049353 = 83 ⋅24691.

It can be written as a sum of positive squares in only one way, i.e., 3455881 + 83521 = 1859^2 + 289^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 884849 + ... + 884852.

Almost surely, 2^3539402 is an apocalyptic number.

3539402 is a deficient number, since it is larger than the sum of its proper divisors (1769704).

3539402 is a wasteful number, since it uses less digits than its factorization.

3539402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1769703.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 3539402 is about 1881.3298488038. The cubic root of 3539402 is about 152.3970746861.

The spelling of 3539402 in words is "three million, five hundred thirty-nine thousand, four hundred two".