7541420734 has 32 divisors (see below), whose sum is σ = 12154614336. Its totient is φ = 3500133120.

The previous prime is 7541420729. The next prime is 7541420749. The reversal of 7541420734 is 4370241457.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 7541420693 and 7541420702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670114 + ... + 681274.

It is an arithmetic number, because the mean of its divisors is an integer number (379831698).

Almost surely, 2^7541420734 is an apocalyptic number.

7541420734 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

7541420734 is a deficient number, since it is larger than the sum of its proper divisors (4613193602).

7541420734 is a wasteful number, since it uses less digits than its factorization.

7541420734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11620.

The product of its (nonzero) digits is 94080, while the sum is 37.

The square root of 7541420734 is about 86841.3538240854. The cubic root of 7541420734 is about 1961.0306891627.

It can be divided in two parts, 7541 and 420734, that added together give a triangular number (428275 = T₉₂₅).

The spelling of 7541420734 in words is "seven billion, five hundred forty-one million, four hundred twenty thousand, seven hundred thirty-four".