2273402531 has 2 divisors, whose sum is σ = 2273402532. Its totient is φ = 2273402530.

The previous prime is 2273402491. The next prime is 2273402543. The reversal of 2273402531 is 1352043722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2273402531 - 2²⁶ = 2206293667 is a prime.

It is a super-2 number, since 2×2273402531² = 10336718135914411922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2273402494 and 2273402503.

It is not a weakly prime, because it can be changed into another prime (2273401531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136701265 + 1136701266.

It is an arithmetic number, because the mean of its divisors is an integer number (1136701266).

Almost surely, 2^2273402531 is an apocalyptic number.

2273402531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2273402531 is an equidigital number, since it uses as much as digits as its factorization.

2273402531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 2273402531 is about 47680.2111048179. The cubic root of 2273402531 is about 1314.8981461011.

The spelling of 2273402531 in words is "two billion, two hundred seventy-three million, four hundred two thousand, five hundred thirty-one".