2919734949 has 16 divisors (see below), whose sum is σ = 3908943872. Its totient is φ = 1938526128.

The previous prime is 2919734941. The next prime is 2919734957. The reversal of 2919734949 is 9494379192.

It is an interprime number because it is at equal distance from previous prime (2919734941) and next prime (2919734957).

It is not a de Polignac number, because 2919734949 - 2³ = 2919734941 is a prime.

It is a Duffinian number.

Its product of digits (4408992) is a multiple of the sum of its prime divisors (4536).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2919734941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 841392 + ... + 844854.

It is an arithmetic number, because the mean of its divisors is an integer number (244308992).

Almost surely, 2^2919734949 is an apocalyptic number.

It is an amenable number.

2919734949 is a deficient number, since it is larger than the sum of its proper divisors (989208923).

2919734949 is a wasteful number, since it uses less digits than its factorization.

2919734949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4536.

The product of its digits is 4408992, while the sum is 57.

The square root of 2919734949 is about 54034.5717943614. The cubic root of 2919734949 is about 1429.2706517560.

It can be divided in two parts, 29197 and 34949, that added together give a palindrome (64146).

The spelling of 2919734949 in words is "two billion, nine hundred nineteen million, seven hundred thirty-four thousand, nine hundred forty-nine".