2429990 has 8 divisors (see below), whose sum is σ = 4374000. Its totient is φ = 971992.

The previous prime is 2429983. The next prime is 2430007. The reversal of 2429990 is 999242.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2429990.

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, 121490 + ... + 121509.

It is an arithmetic number, because the mean of its divisors is an integer number (546750).

2^2429990 is an apocalyptic number.

2429990 is a deficient number, since it is larger than the sum of its proper divisors (1944010).

2429990 is a wasteful number, since it uses less digits than its factorization.

2429990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243006.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 2429990 is about 1558.8425193072. The cubic root of 2429990 is about 134.4419579765.

It can be divided in two parts, 24299 and 90, that added together give a cube (24389 = 29³).

The spelling of 2429990 in words is "two million, four hundred twenty-nine thousand, nine hundred ninety".