1394768254 has 16 divisors (see below), whose sum is σ = 2381581440. Its totient is φ = 606420760.

The previous prime is 1394768191. The next prime is 1394768273. The reversal of 1394768254 is 4528674931.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1394768198 and 1394768207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1377724 + ... + 1378735.

It is an arithmetic number, because the mean of its divisors is an integer number (148848840).

Almost surely, 2^1394768254 is an apocalyptic number.

1394768254 is a deficient number, since it is larger than the sum of its proper divisors (986813186).

1394768254 is a wasteful number, since it uses less digits than its factorization.

1394768254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2756495.

The product of its digits is 1451520, while the sum is 49.

The square root of 1394768254 is about 37346.5962839989. The cubic root of 1394768254 is about 1117.2937035088.

The spelling of 1394768254 in words is "one billion, three hundred ninety-four million, seven hundred sixty-eight thousand, two hundred fifty-four".