2391337634 has 32 divisors (see below), whose sum is σ = 4181466240. Its totient is φ = 1004395392.

The previous prime is 2391337621. The next prime is 2391337643. The reversal of 2391337634 is 4367331932.

It is a junction number, because it is equal to n+sod(n) for n = 2391337591 and 2391337600.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1192877 + ... + 1194879.

It is an arithmetic number, because the mean of its divisors is an integer number (130670820).

Almost surely, 2^2391337634 is an apocalyptic number.

2391337634 is a deficient number, since it is larger than the sum of its proper divisors (1790128606).

2391337634 is a wasteful number, since it uses less digits than its factorization.

2391337634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3674.

The product of its digits is 244944, while the sum is 41.

The square root of 2391337634 is about 48901.3050337105. The cubic root of 2391337634 is about 1337.2531601891.

The spelling of 2391337634 in words is "two billion, three hundred ninety-one million, three hundred thirty-seven thousand, six hundred thirty-four".