1936772745 has 8 divisors (see below), whose sum is σ = 3098836416. Its totient is φ = 1032945456.

The previous prime is 1936772741. The next prime is 1936772749. The reversal of 1936772745 is 5472776391.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1936772741) and next prime (1936772749).

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

It is not a de Polignac number, because 1936772745 - 2² = 1936772741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1936772741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64559077 + ... + 64559106.

It is an arithmetic number, because the mean of its divisors is an integer number (387354552).

Almost surely, 2^1936772745 is an apocalyptic number.

1936772745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1936772745 is a deficient number, since it is larger than the sum of its proper divisors (1162063671).

1936772745 is a wasteful number, since it uses less digits than its factorization.

1936772745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129118191.

The product of its digits is 2222640, while the sum is 51.

The square root of 1936772745 is about 44008.7803171140. The cubic root of 1936772745 is about 1246.5017377956.

The spelling of 1936772745 in words is "one billion, nine hundred thirty-six million, seven hundred seventy-two thousand, seven hundred forty-five".