1540030414 has 24 divisors (see below), whose sum is σ = 2505284640. Its totient is φ = 709682688.

The previous prime is 1540030409. The next prime is 1540030421. The reversal of 1540030414 is 4140300451.

It is a super-2 number, since 2×1540030414² = 4743387352090022792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239854 + ... + 246190.

It is an arithmetic number, because the mean of its divisors is an integer number (104386860).

Almost surely, 2^1540030414 is an apocalyptic number.

1540030414 is a deficient number, since it is larger than the sum of its proper divisors (965254226).

1540030414 is a wasteful number, since it uses less digits than its factorization.

1540030414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7084 (or 7071 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1540030414 is about 39243.2212490259. The cubic root of 1540030414 is about 1154.8079524272.

Adding to 1540030414 its reverse (4140300451), we get a palindrome (5680330865).

The spelling of 1540030414 in words is "one billion, five hundred forty million, thirty thousand, four hundred fourteen".