3507072 has 32 divisors (see below), whose sum is σ = 9316680. Its totient is φ = 1168896.

The previous prime is 3507059. The next prime is 3507079. The reversal of 3507072 is 2707053.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3507079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4183 + ... + 4950.

Almost surely, 2^3507072 is an apocalyptic number.

3507072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3507072 is an abundant number, since it is smaller than the sum of its proper divisors (5809608).

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

3507072 is an equidigital number, since it uses as much as digits as its factorization.

3507072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9150 (or 9138 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 24.

The square root of 3507072 is about 1872.7178110970. The cubic root of 3507072 is about 151.9316405446.

The spelling of 3507072 in words is "three million, five hundred seven thousand, seventy-two".