7494863428 has 48 divisors (see below), whose sum is σ = 14602771456. Its totient is φ = 3342487680.

The previous prime is 7494863371. The next prime is 7494863479. The reversal of 7494863428 is 8243684947.

It is a super-2 number, since 2×7494863428² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1178425 + ... + 1184767.

Almost surely, 2^7494863428 is an apocalyptic number.

It is an amenable number.

7494863428 is a deficient number, since it is larger than the sum of its proper divisors (7107908028).

7494863428 is a wasteful number, since it uses less digits than its factorization.

7494863428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7124 (or 7122 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 55.

The square root of 7494863428 is about 86572.8792867605. The cubic root of 7494863428 is about 1956.9868518737.

The spelling of 7494863428 in words is "seven billion, four hundred ninety-four million, eight hundred sixty-three thousand, four hundred twenty-eight".