1430428744 has 16 divisors (see below), whose sum is σ = 2682555120. Its totient is φ = 715080720.

The previous prime is 1430428733. The next prime is 1430428763. The reversal of 1430428744 is 4478240341.

It is a super-2 number, since 2×1430428744² = 4092252783322835072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40167 + ... + 66889.

It is an arithmetic number, because the mean of its divisors is an integer number (167659695).

Almost surely, 2^1430428744 is an apocalyptic number.

It is an amenable number.

1430428744 is a deficient number, since it is larger than the sum of its proper divisors (1252126376).

1430428744 is a wasteful number, since it uses less digits than its factorization.

1430428744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33420 (or 33416 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 37.

The square root of 1430428744 is about 37821.0092937774. The cubic root of 1430428744 is about 1126.7357551711.

The spelling of 1430428744 in words is "one billion, four hundred thirty million, four hundred twenty-eight thousand, seven hundred forty-four".