1940500629 has 12 divisors (see below), whose sum is σ = 2817176076. Its totient is φ = 1287099072.

The previous prime is 1940500589. The next prime is 1940500637. The reversal of 1940500629 is 9260050491.

1940500629 is a `hidden beast` number, since 1 + 94 + 0 + 500 + 62 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1408275729 + 532224900 = 37527^2 + 23070^2 .

It is not a de Polignac number, because 1940500629 - 2⁹ = 1940500117 is a prime.

It is a super-2 number, since 2×1940500629² = 7531085382298791282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1940500593 and 1940500602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940500129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 545464 + ... + 549009.

It is an arithmetic number, because the mean of its divisors is an integer number (234764673).

Almost surely, 2^1940500629 is an apocalyptic number.

It is an amenable number.

1940500629 is a deficient number, since it is larger than the sum of its proper divisors (876675447).

1940500629 is a wasteful number, since it uses less digits than its factorization.

1940500629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094676 (or 1094673 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 1940500629 is about 44051.1138224676. The cubic root of 1940500629 is about 1247.3009772689.

The spelling of 1940500629 in words is "one billion, nine hundred forty million, five hundred thousand, six hundred twenty-nine".