1957367742 has 32 divisors (see below), whose sum is σ = 4277176704. Its totient is φ = 592231200.

The previous prime is 1957367693. The next prime is 1957367767. The reversal of 1957367742 is 2477637591.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21193 + ... + 66059.

It is an arithmetic number, because the mean of its divisors is an integer number (133661772).

Almost surely, 2^1957367742 is an apocalyptic number.

1957367742 is an abundant number, since it is smaller than the sum of its proper divisors (2319808962).

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

1957367742 is a wasteful number, since it uses less digits than its factorization.

1957367742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45544.

The product of its digits is 2222640, while the sum is 51.

The square root of 1957367742 is about 44242.1489306295. The cubic root of 1957367742 is about 1250.9044636918.

The spelling of 1957367742 in words is "one billion, nine hundred fifty-seven million, three hundred sixty-seven thousand, seven hundred forty-two".