3547422 has 32 divisors (see below), whose sum is σ = 7948800. Its totient is φ = 1172664.

The previous prime is 3547421. The next prime is 3547429. The reversal of 3547422 is 2247453.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3547421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9483 + ... + 9849.

It is an arithmetic number, because the mean of its divisors is an integer number (248400).

Almost surely, 2^3547422 is an apocalyptic number.

3547422 is an abundant number, since it is smaller than the sum of its proper divisors (4401378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3547422 is a wasteful number, since it uses less digits than its factorization.

3547422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557 (or 551 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 3547422 is about 1883.4601137269. The cubic root of 3547422 is about 152.5120943557.

It can be divided in two parts, 3547 and 422, that added together give a square (3969 = 63²).

The spelling of 3547422 in words is "three million, five hundred forty-seven thousand, four hundred twenty-two".