3498624 has 48 divisors (see below), whose sum is σ = 10070970. Its totient is φ = 1165824.

The previous prime is 3498623. The next prime is 3498643. The reversal of 3498624 is 4268943.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2433600 + 1065024 = 1560^2 + 1032^2 .

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (3498623) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 367 + ... + 2670.

Almost surely, 2^3498624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3498624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5035485).

3498624 is an abundant number, since it is smaller than the sum of its proper divisors (6572346).

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

3498624 is a wasteful number, since it uses less digits than its factorization.

3498624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3057 (or 3042 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 3498624 is about 1870.4609057663. The cubic root of 3498624 is about 151.8095490980.

It can be divided in two parts, 349862 and 4, that added together give a triangular number (349866 = T₈₃₆).

The spelling of 3498624 in words is "three million, four hundred ninety-eight thousand, six hundred twenty-four".