1499979 has 8 divisors (see below), whose sum is σ = 2153872. Its totient is φ = 923040.

The previous prime is 1499977. The next prime is 1500007. The reversal of 1499979 is 9799941.

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

It is not a de Polignac number, because 1499979 - 2¹ = 1499977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1499977) 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, 19192 + ... + 19269.

It is an arithmetic number, because the mean of its divisors is an integer number (269234).

2^1499979 is an apocalyptic number.

1499979 is a deficient number, since it is larger than the sum of its proper divisors (653893).

1499979 is a wasteful number, since it uses less digits than its factorization.

1499979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38477.

The product of its digits is 183708, while the sum is 48.

The square root of 1499979 is about 1224.7362981475. The cubic root of 1499979 is about 114.4708900529.

The spelling of 1499979 in words is "one million, four hundred ninety-nine thousand, nine hundred seventy-nine".