3402493 has 4 divisors (see below), whose sum is σ = 3434400. Its totient is φ = 3370588.

The previous prime is 3402473. The next prime is 3402517. The reversal of 3402493 is 3942043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3942043 = 7 ⋅563149.

It is a cyclic number.

It is not a de Polignac number, because 3402493 - 2¹³ = 3394301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3402403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15793 + ... + 16006.

It is an arithmetic number, because the mean of its divisors is an integer number (858600).

Almost surely, 2^3402493 is an apocalyptic number.

It is an amenable number.

3402493 is a deficient number, since it is larger than the sum of its proper divisors (31907).

3402493 is a wasteful number, since it uses less digits than its factorization.

3402493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31906.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 3402493 is about 1844.5847771247. The cubic root of 3402493 is about 150.4062027065.

The spelling of 3402493 in words is "three million, four hundred two thousand, four hundred ninety-three".