2481992 has 12 divisors (see below), whose sum is σ = 4662105. Its totient is φ = 1238768.

The previous prime is 2481979. The next prime is 2482009. The reversal of 2481992 is 2991842.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 1943236 + 538756 = 1394^2 + 734^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1114.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4178 + ... + 4734.

2^2481992 is an apocalyptic number.

It is an amenable number.

2481992 is a deficient number, since it is larger than the sum of its proper divisors (2180113).

2481992 is an frugal number, since it uses more digits than its factorization.

2481992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120 (or 559 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The square root of 2481992 is about 1575.4339084836. The cubic root of 2481992 is about 135.3942203532.

Multiplying 2481992 by its product of digits (10368), we get a square (25733293056 = 160416²).

The spelling of 2481992 in words is "two million, four hundred eighty-one thousand, nine hundred ninety-two".