1011942 has 24 divisors (see below), whose sum is σ = 2322216. Its totient is φ = 317376.

The previous prime is 1011937. The next prime is 1011943. The reversal of 1011942 is 2491101.

It is a super-2 number, since 2×1011942² = 2048053222728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1348 + ... + 1959.

It is an arithmetic number, because the mean of its divisors is an integer number (96759).

2^1011942 is an apocalyptic number.

1011942 is an abundant number, since it is smaller than the sum of its proper divisors (1310274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011942 is a wasteful number, since it uses less digits than its factorization.

1011942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3332 (or 3329 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 1011942 is about 1005.9532792332. The cubic root of 1011942 is about 100.3964925257.

It can be divided in two parts, 1011 and 942, that added together give a triangular number (1953 = T₆₂).

The spelling of 1011942 in words is "one million, eleven thousand, nine hundred forty-two".