3426551 has 4 divisors (see below), whose sum is σ = 3431400. Its totient is φ = 3421704.

The previous prime is 3426529. The next prime is 3426557. The reversal of 3426551 is 1556243.

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

It is a cyclic number.

It is not a de Polignac number, because 3426551 - 2⁶ = 3426487 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3426551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3426557) 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, 1136 + ... + 2853.

It is an arithmetic number, because the mean of its divisors is an integer number (857850).

Almost surely, 2^3426551 is an apocalyptic number.

3426551 is a deficient number, since it is larger than the sum of its proper divisors (4849).

3426551 is an equidigital number, since it uses as much as digits as its factorization.

3426551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4848.

The product of its digits is 3600, while the sum is 26.

The square root of 3426551 is about 1851.0945410756. The cubic root of 3426551 is about 150.7598627428.

It can be divided in two parts, 34265 and 51, that multiplied together give a triangular number (1747515 = T₁₈₆₉).

The spelling of 3426551 in words is "three million, four hundred twenty-six thousand, five hundred fifty-one".