83957746 has 8 divisors (see below), whose sum is σ = 126347760. Its totient is φ = 41841828.

The previous prime is 83957729. The next prime is 83957749. The reversal of 83957746 is 64775938.

It is a happy number.

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

It is a super-2 number, since 2×83957746² = 14097806226801032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 83957746.

It is not an unprimeable number, because it can be changed into a prime (83957749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67756 + ... + 68983.

It is an arithmetic number, because the mean of its divisors is an integer number (15793470).

Almost surely, 2^83957746 is an apocalyptic number.

83957746 is a deficient number, since it is larger than the sum of its proper divisors (42390014).

83957746 is a wasteful number, since it uses less digits than its factorization.

83957746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137048.

The product of its digits is 1270080, while the sum is 49.

The square root of 83957746 is about 9162.8459552696. The cubic root of 83957746 is about 437.8784682590.

It can be divided in two parts, 839 and 57746, that added together give a palindrome (58585).

The spelling of 83957746 in words is "eighty-three million, nine hundred fifty-seven thousand, seven hundred forty-six".