2247355742 has 4 divisors (see below), whose sum is σ = 3371033616. Its totient is φ = 1123677870.

The previous prime is 2247355729. The next prime is 2247355763. The reversal of 2247355742 is 2475537422.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2247355742² = 10101215662200741128, 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 2247355742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561838934 + ... + 561838937.

It is an arithmetic number, because the mean of its divisors is an integer number (842758404).

Almost surely, 2^2247355742 is an apocalyptic number.

2247355742 is a deficient number, since it is larger than the sum of its proper divisors (1123677874).

2247355742 is a wasteful number, since it uses less digits than its factorization.

2247355742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123677873.

The product of its digits is 470400, while the sum is 41.

The square root of 2247355742 is about 47406.2837817942. The cubic root of 2247355742 is about 1309.8571687407.

The spelling of 2247355742 in words is "two billion, two hundred forty-seven million, three hundred fifty-five thousand, seven hundred forty-two".