1901162 has 8 divisors (see below), whose sum is σ = 2861796. Its totient is φ = 947232.

The previous prime is 1901147. The next prime is 1901177. The reversal of 1901162 is 2611091.

It is an interprime number because it is at equal distance from previous prime (1901147) and next prime (1901177).

It can be written as a sum of positive squares in 2 ways, for example, as 1852321 + 48841 = 1361^2 + 221^2 .

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

It is a super-2 number, since 2×1901162² = 7228833900488, which contains 22 as substring.

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, 893 + ... + 2144.

2^1901162 is an apocalyptic number.

1901162 is a deficient number, since it is larger than the sum of its proper divisors (960634).

1901162 is a wasteful number, since it uses less digits than its factorization.

1901162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3352.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 1901162 is about 1378.8263124846. The cubic root of 1901162 is about 123.8814771056.

It can be divided in two parts, 190 and 1162, that multiplied together give a triangular number (220780 = T₆₆₄).

The spelling of 1901162 in words is "one million, nine hundred one thousand, one hundred sixty-two".