1002049215 has 16 divisors (see below), whose sum is σ = 1630454400. Its totient is φ = 525367712.

The previous prime is 1002049187. The next prime is 1002049229. The reversal of 1002049215 is 5129402001.

It is a cyclic number.

It is not a de Polignac number, because 1002049215 - 2¹⁴ = 1002032831 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 565245 + ... + 567014.

It is an arithmetic number, because the mean of its divisors is an integer number (101903400).

Almost surely, 2^1002049215 is an apocalyptic number.

1002049215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1002049215 is a deficient number, since it is larger than the sum of its proper divisors (628405185).

1002049215 is a wasteful number, since it uses less digits than its factorization.

1002049215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132326.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1002049215 is about 31655.1609536265. The cubic root of 1002049215 is about 1000.6826056102.

The spelling of 1002049215 in words is "one billion, two million, forty-nine thousand, two hundred fifteen".