3494988 has 120 divisors (see below), whose sum is σ = 11058432. Its totient is φ = 940896.

The previous prime is 3494987. The next prime is 3494989. The reversal of 3494988 is 8894943.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3494987) and next prime (3494989).

It is a super-2 number, since 2×3494988² = 24429882240288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3494987) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 52131 + ... + 52197.

Almost surely, 2^3494988 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 3494988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5529216).

3494988 is an abundant number, since it is smaller than the sum of its proper divisors (7563444).

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

3494988 is a wasteful number, since it uses less digits than its factorization.

3494988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 102 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 3494988 is about 1869.4887001531. The cubic root of 3494988 is about 151.7569407155.

Subtracting from 3494988 its sum of digits (45), we obtain a palindrome (3494943).

The spelling of 3494988 in words is "three million, four hundred ninety-four thousand, nine hundred eighty-eight".