1946920354 has 8 divisors (see below), whose sum is σ = 2924721900. Its totient is φ = 972013056.

The previous prime is 1946920343. The next prime is 1946920379. The reversal of 1946920354 is 4530296491.

It can be written as a sum of positive squares in 2 ways, for example, as 1946839129 + 81225 = 44123^2 + 285^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1946920354.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 721879 + ... + 724570.

Almost surely, 2^1946920354 is an apocalyptic number.

1946920354 is a deficient number, since it is larger than the sum of its proper divisors (977801546).

1946920354 is a wasteful number, since it uses less digits than its factorization.

1946920354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447124.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 1946920354 is about 44123.9204287198. The cubic root of 1946920354 is about 1248.6749380517.

The spelling of 1946920354 in words is "one billion, nine hundred forty-six million, nine hundred twenty thousand, three hundred fifty-four".