3450138 has 24 divisors (see below), whose sum is σ = 7219968. Its totient is φ = 1099032.

The previous prime is 3450137. The next prime is 3450149. The reversal of 3450138 is 8310543.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3450131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2631 + ... + 3717.

It is an arithmetic number, because the mean of its divisors is an integer number (300832).

Almost surely, 2^3450138 is an apocalyptic number.

3450138 is an abundant number, since it is smaller than the sum of its proper divisors (3769830).

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

3450138 is a wasteful number, since it uses less digits than its factorization.

3450138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138 (or 1115 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 3450138 is about 1857.4547100804. The cubic root of 3450138 is about 151.1049954673.

It can be divided in two parts, 3450 and 138, that multiplied together give a square (476100 = 690²).

The spelling of 3450138 in words is "three million, four hundred fifty thousand, one hundred thirty-eight".