2973924 has 18 divisors (see below), whose sum is σ = 7517510. Its totient is φ = 991296.

The previous prime is 2973917. The next prime is 2973931. The reversal of 2973924 is 4293792.

It is an interprime number because it is at equal distance from previous prime (2973917) and next prime (2973931).

It can be written as a sum of positive squares in only one way, i.e., 1871424 + 1102500 = 1368^2 + 1050^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 82609 = 2973924 / (2 + 9 + 7 + 3 + 9 + 2 + 4).

It is a d-powerful number, because it can be written as 2⁵ + 9 + 7⁷ + 3¹³ + 9⁶ + 2¹³ + 4⁷ .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41269 + ... + 41340.

2^2973924 is an apocalyptic number.

It is an amenable number.

2973924 is an abundant number, since it is smaller than the sum of its proper divisors (4543586).

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

2973924 is a wasteful number, since it uses less digits than its factorization.

2973924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82619 (or 82614 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 2973924 is about 1724.5068860402. The cubic root of 2973924 is about 143.8058726726.

The spelling of 2973924 in words is "two million, nine hundred seventy-three thousand, nine hundred twenty-four".