1949732126 has 12 divisors (see below), whose sum is σ = 3057284832. Its totient is φ = 932480076.

The previous prime is 1949732119. The next prime is 1949732137. The reversal of 1949732126 is 6212379491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 920366 + ... + 922481.

It is an arithmetic number, because the mean of its divisors is an integer number (254773736).

Almost surely, 2^1949732126 is an apocalyptic number.

1949732126 is a deficient number, since it is larger than the sum of its proper divisors (1107552706).

1949732126 is a wasteful number, since it uses less digits than its factorization.

1949732126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1842895 (or 1842872 counting only the distinct ones).

The product of its digits is 163296, while the sum is 44.

The square root of 1949732126 is about 44155.7711516853. The cubic root of 1949732126 is about 1249.2757673507.

The spelling of 1949732126 in words is "one billion, nine hundred forty-nine million, seven hundred thirty-two thousand, one hundred twenty-six".