1936749345 has 8 divisors (see below), whose sum is σ = 3098798976. Its totient is φ = 1032932976.

The previous prime is 1936749343. The next prime is 1936749389. The reversal of 1936749345 is 5439476391.

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

It is not a de Polignac number, because 1936749345 - 2¹ = 1936749343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1936749343) 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, 64558297 + ... + 64558326.

It is an arithmetic number, because the mean of its divisors is an integer number (387349872).

Almost surely, 2^1936749345 is an apocalyptic number.

1936749345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1936749345 is a deficient number, since it is larger than the sum of its proper divisors (1162049631).

1936749345 is a wasteful number, since it uses less digits than its factorization.

1936749345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129116631.

The product of its digits is 2449440, while the sum is 51.

The square root of 1936749345 is about 44008.5144602723. The cubic root of 1936749345 is about 1246.4967177164.

The spelling of 1936749345 in words is "one billion, nine hundred thirty-six million, seven hundred forty-nine thousand, three hundred forty-five".