3498738 has 32 divisors (see below), whose sum is σ = 7299072. Its totient is φ = 1117200.

The previous prime is 3498709. The next prime is 3498739. The reversal of 3498738 is 8378943.

It is a self number, because there is not a number n which added to its sum of digits gives 3498738.

It is not an unprimeable number, because it can be changed into a prime (3498739) 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, 18223 + ... + 18413.

It is an arithmetic number, because the mean of its divisors is an integer number (228096).

Almost surely, 2^3498738 is an apocalyptic number.

3498738 is an abundant number, since it is smaller than the sum of its proper divisors (3800334).

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

3498738 is a wasteful number, since it uses less digits than its factorization.

3498738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310.

The product of its digits is 145152, while the sum is 42.

The square root of 3498738 is about 1870.4913792905. The cubic root of 3498738 is about 151.8111979463.

The spelling of 3498738 in words is "three million, four hundred ninety-eight thousand, seven hundred thirty-eight".