3507012 has 36 divisors (see below), whose sum is σ = 9015916. Its totient is φ = 1149120.

The previous prime is 3506989. The next prime is 3507029. The reversal of 3507012 is 2107053.

It can be written as a sum of positive squares in 2 ways, for example, as 352836 + 3154176 = 594^2 + 1776^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1398 + ... + 2994.

Almost surely, 2^3507012 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 3507012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4507958).

3507012 is an abundant number, since it is smaller than the sum of its proper divisors (5508904).

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

3507012 is a wasteful number, since it uses less digits than its factorization.

3507012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668 (or 1663 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 3507012 is about 1872.7017915301. The cubic root of 3507012 is about 151.9307741095.

It can be divided in two parts, 350701 and 2, that added together give a triangular number (350703 = T₈₃₇).

The spelling of 3507012 in words is "three million, five hundred seven thousand, twelve".