1947425342 has 16 divisors (see below), whose sum is σ = 3028728240. Its totient is φ = 938001792.

The previous prime is 1947425321. The next prime is 1947425351. The reversal of 1947425342 is 2435247491.

It is a self number, because there is not a number n which added to its sum of digits gives 1947425342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12203 + ... + 63590.

It is an arithmetic number, because the mean of its divisors is an integer number (189295515).

Almost surely, 2^1947425342 is an apocalyptic number.

1947425342 is a deficient number, since it is larger than the sum of its proper divisors (1081302898).

1947425342 is a wasteful number, since it uses less digits than its factorization.

1947425342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76267.

The product of its digits is 241920, while the sum is 41.

The square root of 1947425342 is about 44129.6424413341. The cubic root of 1947425342 is about 1248.7828882558.

The spelling of 1947425342 in words is "one billion, nine hundred forty-seven million, four hundred twenty-five thousand, three hundred forty-two".