1042623550 has 12 divisors (see below), whose sum is σ = 1939279896. Its totient is φ = 417049400.

The previous prime is 1042623503. The next prime is 1042623553. The reversal of 1042623550 is 553262401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042623553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10426186 + ... + 10426285.

It is an arithmetic number, because the mean of its divisors is an integer number (161606658).

Almost surely, 2^1042623550 is an apocalyptic number.

1042623550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1042623550 is a deficient number, since it is larger than the sum of its proper divisors (896656346).

1042623550 is a wasteful number, since it uses less digits than its factorization.

1042623550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20852483 (or 20852478 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1042623550 is about 32289.6817884599. The cubic root of 1042623550 is about 1014.0106353445.

Adding to 1042623550 its reverse (553262401), we get a palindrome (1595885951).

The spelling of 1042623550 in words is "one billion, forty-two million, six hundred twenty-three thousand, five hundred fifty".