2061949534 has 8 divisors (see below), whose sum is σ = 3094456248. Its totient is φ = 1030464120.

The previous prime is 2061949529. The next prime is 2061949583. The reversal of 2061949534 is 4359491602.

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

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, 250257 + ... + 258364.

It is an arithmetic number, because the mean of its divisors is an integer number (386807031).

Almost surely, 2^2061949534 is an apocalyptic number.

2061949534 is a deficient number, since it is larger than the sum of its proper divisors (1032506714).

2061949534 is a wasteful number, since it uses less digits than its factorization.

2061949534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510650.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 2061949534 is about 45408.6944758380. The cubic root of 2061949534 is about 1272.7975888414.

The spelling of 2061949534 in words is "two billion, sixty-one million, nine hundred forty-nine thousand, five hundred thirty-four".