1996154235 has 24 divisors (see below), whose sum is σ = 3481240464. Its totient is φ = 1058080320.

The previous prime is 1996154227. The next prime is 1996154243. The reversal of 1996154235 is 5324516991.

1996154235 is a `hidden beast` number, since 1 + 9 + 9 + 615 + 4 + 23 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (1996154227) and next prime (1996154243).

It is not a de Polignac number, because 1996154235 - 2³ = 1996154227 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128736 + ... + 143405.

It is an arithmetic number, because the mean of its divisors is an integer number (145051686).

Almost surely, 2^1996154235 is an apocalyptic number.

1996154235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1996154235 is a deficient number, since it is larger than the sum of its proper divisors (1485086229).

1996154235 is a wasteful number, since it uses less digits than its factorization.

1996154235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272315 (or 272312 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 1996154235 is about 44678.3419007465. The cubic root of 1996154235 is about 1259.1129716808.

The spelling of 1996154235 in words is "one billion, nine hundred ninety-six million, one hundred fifty-four thousand, two hundred thirty-five".