2939470 has 16 divisors (see below), whose sum is σ = 5602608. Its totient is φ = 1106560.

The previous prime is 2939449. The next prime is 2939473. The reversal of 2939470 is 749392.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2939473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8476 + ... + 8815.

It is an arithmetic number, because the mean of its divisors is an integer number (350163).

2^2939470 is an apocalyptic number.

2939470 is a deficient number, since it is larger than the sum of its proper divisors (2663138).

2939470 is a wasteful number, since it uses less digits than its factorization.

2939470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17315.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 2939470 is about 1714.4882618437. The cubic root of 2939470 is about 143.2483662035.

The spelling of 2939470 in words is "two million, nine hundred thirty-nine thousand, four hundred seventy".