1896859396 has 6 divisors (see below), whose sum is σ = 3319503950. Its totient is φ = 948429696.

The previous prime is 1896859373. The next prime is 1896859409. The reversal of 1896859396 is 6939586981.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1704038400 + 192820996 = 41280^2 + 13886^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237107421 + ... + 237107428.

Almost surely, 2^1896859396 is an apocalyptic number.

It is an amenable number.

1896859396 is a deficient number, since it is larger than the sum of its proper divisors (1422644554).

1896859396 is a wasteful number, since it uses less digits than its factorization.

1896859396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474214853 (or 474214851 counting only the distinct ones).

The product of its digits is 25194240, while the sum is 64.

The square root of 1896859396 is about 43552.9493375592. The cubic root of 1896859396 is about 1237.8795262951.

The spelling of 1896859396 in words is "one billion, eight hundred ninety-six million, eight hundred fifty-nine thousand, three hundred ninety-six".