2499974 has 8 divisors (see below), whose sum is σ = 3879360. Its totient is φ = 1206856.

The previous prime is 2499967. The next prime is 2499983. The reversal of 2499974 is 4799942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21494 + ... + 21609.

It is an arithmetic number, because the mean of its divisors is an integer number (484920).

2^2499974 is an apocalyptic number.

2499974 is a deficient number, since it is larger than the sum of its proper divisors (1379386).

2499974 is a wasteful number, since it uses less digits than its factorization.

2499974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43134.

The product of its digits is 163296, while the sum is 44.

The square root of 2499974 is about 1581.1306081409. The cubic root of 2499974 is about 135.7204103291.

Subtracting 2499974 from its reverse (4799942), we obtain a cube (2299968 = 132³).

It can be divided in two parts, 24999 and 74, that multiplied together give a triangular number (1849926 = T₁₉₂₃).

The spelling of 2499974 in words is "two million, four hundred ninety-nine thousand, nine hundred seventy-four".