1942156358 has 16 divisors (see below), whose sum is σ = 2947582224. Its totient is φ = 959673120.

The previous prime is 1942156357. The next prime is 1942156367. The reversal of 1942156358 is 8536512491.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1942156357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79316 + ... + 100872.

It is an arithmetic number, because the mean of its divisors is an integer number (184223889).

Almost surely, 2^1942156358 is an apocalyptic number.

1942156358 is a deficient number, since it is larger than the sum of its proper divisors (1005425866).

1942156358 is a wasteful number, since it uses less digits than its factorization.

1942156358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22087.

The product of its digits is 259200, while the sum is 44.

The square root of 1942156358 is about 44069.9030858930. The cubic root of 1942156358 is about 1247.6556289282.

The spelling of 1942156358 in words is "one billion, nine hundred forty-two million, one hundred fifty-six thousand, three hundred fifty-eight".