3445770 has 16 divisors (see below), whose sum is σ = 8269920. Its totient is φ = 918864.

The previous prime is 3445769. The next prime is 3445787. The reversal of 3445770 is 775443.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 114859 = 3445770 / (3 + 4 + 4 + 5 + 7 + 7 + 0).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57400 + ... + 57459.

It is an arithmetic number, because the mean of its divisors is an integer number (516870).

Almost surely, 2^3445770 is an apocalyptic number.

3445770 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3445770 is an abundant number, since it is smaller than the sum of its proper divisors (4824150).

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

3445770 is a wasteful number, since it uses less digits than its factorization.

3445770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114869.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 3445770 is about 1856.2785351342. The cubic root of 3445770 is about 151.0412004002.

The spelling of 3445770 in words is "three million, four hundred forty-five thousand, seven hundred seventy".