1976749046 has 8 divisors (see below), whose sum is σ = 2965531800. Its totient is φ = 988238448.

The previous prime is 1976749043. The next prime is 1976749051. The reversal of 1976749046 is 6409476791.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1976749043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48791 + ... + 79586.

It is an arithmetic number, because the mean of its divisors is an integer number (370691475).

Almost surely, 2^1976749046 is an apocalyptic number.

1976749046 is a deficient number, since it is larger than the sum of its proper divisors (988782754).

1976749046 is a wasteful number, since it uses less digits than its factorization.

1976749046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136078.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The square root of 1976749046 is about 44460.6460366918. The cubic root of 1976749046 is about 1255.0196122923.

The spelling of 1976749046 in words is "one billion, nine hundred seventy-six million, seven hundred forty-nine thousand, forty-six".